Mineral Name	RRUFF Chemistry (plain)	IMA Chemistry (plain)	Chemistry Elements	IMA Number	RRUFF IDs	Country of Type Locality	Year First Published	IMA Status	Structural Groupname	Fleischers Groupname	Status Notes	Crystal Systems	Oldest Known Age (Ma)	FIELD15	FIELD16	FIELD17	FIELD18	FIELD19	FIELD20	FIELD21	FIELD22	FIELD23	FIELD24	FIELD25	FIELD26	FIELD27	FIELD28	FIELD29	FIELD30	FIELD31	FIELD32	FIELD33	FIELD34	FIELD35	FIELD36	FIELD37	FIELD38	FIELD39	FIELD40	FIELD41	FIELD42	FIELD43	FIELD44	FIELD45	FIELD46	FIELD47	FIELD48	FIELD49	FIELD50	FIELD51	FIELD52	FIELD53	FIELD54	FIELD55	FIELD56	FIELD57	FIELD58	FIELD59
Abellaite	NaPb2+2(CO3)2(OH)	NaPb2(CO3)2(OH)	Na Pb C O H	IMA2014-111		Spain	2014	Approved			Ibáñez-Insa J	Elvira J J	Llovet X	Pérez-Cano J	Oriols N	Busquets-Masó M	Hernández S (2017) Abellaite	NaPb_2_(CO_3_)_2_(OH)	a new supergene mineral from the Eureka mine	Lleida province	Catalonia	Spain. European Journal of Mineralogy 29	915-922	hexagonal	370
Abelsonite	Ni2+C31H32N4	NiC31H32N4	Ni C H N	IMA1975-013	R070007	USA	1975	Approved			Milton C	Dwornik E J	Estep-Barnes P A	Finkelman R B	Pabst A	Palmer S (1978) Abelsonite	nickel porphyrin	a new mineral from the Green River Formation	Utah	American Mineralogist 63	930-937	triclinic	56
Abenakiite-(Ce)	Na26Ce3+6(SiO3)6(P5+O4)6(C4+O3)6(S4+O2)O	Na26Ce6(Si6O18)(PO4)6(CO3)6(SO2)O	Na Ce Si O P C S	IMA1991-054		Canada	1991	Approved			McDonald A M	Chao G Y	Grice J D (1994) Abenakiite-(Ce)	a new silicophosphate carbonate mineral from Mont Saint-Hilaire	Quebec: Description and structure determination	The Canadian Mineralogist 32	843-854	hexagonal	124
Abernathyite	K(U6+O2)As5+O4·3H2O	K(UO2)(AsO4)·3H2O	K U O As H			USA	1956	Grandfathered|Approved	Natroautunite	autunite	Thompson M E	Ingram B	Gross E B (1956) Abernathyite	a new uranium mineral of the metatorbernite group	American Mineralogist 41	82-90
Chemical formula revised from K(UO<sub>2</sub>)AsO<sub>4</sub>·4H<sub>2</sub>O:
Ross M	Evans H T (1964) Studies of the torbernite minerals (I): The crystal structure of abernathyite and the structurally related compounds NH<sub>4</sub>(UO<sub>2</sub>AsO<sub>4</sub>)·3H<sub>2</sub>O and K(H<sub>3</sub>O)(UO<sub>2</sub>AsO<sub>4</sub>)<sub>2</sub>·6H<sub>2</sub>O	American Mineralogist 49	1578-1602	tetragonal	358.9
Abhurite	Sn2+21O6(OH)14Cl16	Sn2+21O6(OH)14Cl16	Sn O H Cl	IMA1983-061	R060227	Saudi Arabia	1983	Approved			Matzko J J	Evans H T	Mrose M E	Aruscavage P (1985) Abhurite	a new tin hydroxychloride mineral	and a comparative study with a synthetic basic tin chloride	The Canadian Mineralogist 23	233-240
Chemical formula revised from Sn<sub>3</sub>O(OH)<sub>2</sub>Cl<sub>2</sub>:
Edwards R	Gillard R D	Williams P A (1992) The stabilities of secondary tin minerals: abhurite and its relationships to Sn(II) and Sn(IV) oxides and oxyhydroxides	Mineralogical Magazine 56	221-226	hexagonal	0
Abramovite	Pb2SnInBiS7	Pb2SnInBiS7	Pb Sn In Bi S	IMA2006-016	R070037	Russia	2006	Approved			Yudovakaya M A	Trybkin N V	Koporulina E V	Belakovsky D I	Mokhov A V	Kuznetsova M V	Golovanova T I (2007) Abramovite	Pb<sub>2</sub>SnInBiS<sub>7</sub> - the new mineral from fumaroles of Kudryavy Volcano (Kurily Islands)	Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 136(5)	45-51	triclinic	0.04
Abswurmbachite	Cu2+Mn3+6O8(SiO4)	Cu2+Mn3+6O8(SiO4)	Cu Mn O Si	IMA1990-007		Greece	1990	Approved	Braunite	braunite	Reinecke T	Tillmanns E	Bernhardt H J (1991) Abswurmbachite	Cu<sup>2+</sup>Mn<sup>3+</sup><sub>6</sub>[O<sub>8</sub>/SiO<sub>4</sub>]	a new mineral of the braunite group: natural occurrence	synthesis	and crystal structure	Neues Jahrbuch fur Mineralogie	Abhandlungen 163	117-143	tetragonal	541
Abuite	CaAl2(PO4)2F2	CaAl2(PO4)2F2	Ca Al P O F	IMA2014-084		Japan	2014	Approved			Enju S	Uehara S (2017) Abuite	CaAl_2_(PO_4_)_2_F_2_	a new mineral from the Hinomaru-Nago mine	Yamaguchi Prefecture	Japan. Journal of Mineralogical and Petrological Sciences 112	109-115	orthorhombic
Acanthite	Ag1+2S2-	Ag2S	Ag S		R070578 R080016	Czech Republic	1855	Approved|Grandfathered	Acanthite		Kenngott A (1855) Ueber den akanthit	eine neue species in dem geschlechte der silber-glanze	Annalen der Physik und Chemie 95	462-464	monoclinic	4000
Acetamide	CH3CONH2	CH3CONH2	C H O N	IMA1974-039		Ukraine	1974	Approved			Srebrodol’skii B I (1975) Acetamide CH<sub>3</sub>CONH<sub>2</sub> - a new mineral	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 104(3)	326-328	hexagonal	0
Achalaite	Fe2+Ti4+Nb5+2O8	Fe2+TiNb2O8	Fe Ti Nb O	IMA2013-103		Argentina	2013	Approved	Wodginite		Galliski M Á	Márquez-Zavalía M F	Černý P	Lira R	Colombo F	Roberts A C	Bernhardt H J (2016) Achalaite	Fe^2+^TiNb_2_O_8_	a new member of the wodginite group from the La Calandria granitic pegmatite	Córdoba	Argentina. The Canadian Mineralogist 54	1043-1052	monoclinic
Achávalite	FeSe	FeSe	Fe Se			Argentina	1939	Approved|Renamed	Nickeline		Olsacher J (1939) Achavalita	seleniuro de hierro. Nueva especie mineral	Boletin de la Facultad de Ciencias Exactas	Fisicas y Naturales	Universidad Nacional de Cordoba 2	73-78
Spelling of name changed from achavalite to achávalite:
Hålenius U	Hatert F	Pasero M	Mills S J (2015) IMA Commission on New Minerals	Nomenclature and Classification (CNMNC) Newsletter 28. New minerals and nomenclature modifications approved in 2015. Mineralogical Magazine 79	1859-1864	hexagonal
Achyrophanite	(K	Na)3(Fe3+	Ti	Al	Mg)5O2(As5+O4)5	(K	Na)3(Fe3+	Ti	Al	Mg)5O2(AsO4)5	K Na Fe Ti Al Mg O As	IMA2018-011		Russia	2018	Approved|Pending publication			Pekov	I.V.	Zubkova	N.V.	Koshlyakova	N.N.	Belakovskiy	D.I.	Vigasina	M.F.	Agakhanov	A.A.	Britvin	S.N.	Turchkova	A.G.	Sidorov	E.G. and Pushcharovsky	D.Y. (2018) Achyrophanite	IMA2018-011. CNMNC Newsletter No 43	June 2018	page 783; Mineralogical Magazine	82	779–785	orthorhombic	3.6E-5
Acmonidesite	(N3-H4	K	Pb	Na)9Fe2+4(S6+O4)5Cl8	(NH4	K	Pb	Na)9Fe2+4(SO4)5Cl8	N H K Pb Na Fe S O Cl	IMA2013-068		Italy	2013	Approved			Demartin F	Castellano C	Campostrini I (2019) Acmonidesite	a new ammonium sulfate chloride from La Fossa crater	Vulcano	Aeolian Islands	Italy. Mineralogical Magazine 83	137-142	orthorhombic
Actinolite	Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2	[box]Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2	Ca Mg Fe Si O H		R040063 R040064 R050025 R050336 R060045 R060041 R120010	unknown	1794	Redefined|Approved	Amphibole	amphibole-group 2 Ca	Originally named actynolite:
Kirwan R (1794) 16th species: actynolite	in Elements of Mineralogy	2nd Edition	Volume 1	Elmsly (London) 167-170	monoclinic	4000
Acuminite	SrAlF4(OH)·H2O	SrAlF4(OH)·H2O	Sr Al F O H	IMA1986-038		Denmark (Greenland)	1986	Approved	Tikhonenkovite		Pauly H	Petersen O V (1987) Acuminite	a new Sr-fluoride from Ivigtut	South Greenland	Neues Jahrbuch für Mineralogie	Monatshefte 1987	502-514	monoclinic	1275
Adachiite	CaFe2+3Al6(Si5AlO18)(BO3)3(OH)3(OH)	CaFe2+3Al6(Si5AlO18)(BO3)3(OH)3(OH)	Ca Fe Al Si O B H	IMA2012-101		Japan	2012	Approved	Tourmaline		Nishio-Hamane D	Minakawa T	Yamaura J	Oyama T	Ohnishi M	Shimobayashi N (2014) Adachiite	a Si-poor member of the tourmaline supergroup from the Kiura mine	Oita Prefecture	Japan. Journal of Mineralogical and Petrological Sciences 109	74-78	hexagonal
Adamite	Zn2+2As5+O4(OH)	Zn2(AsO4)(OH)	Zn As O H		R040130 R050020 R060593	Chile	1866	Grandfathered|Approved	Andalusite	olivenite	Friedel C	Daubrée G A (1866) Sur l‘adamine	nouvelle espèce minérale	Comptes Rendus Hebdomadaires des Séances de l’Académie des Sciences 62	692-695	orthorhombic	2700
Adamsite-(Y)	NaY3+(CO3)2·6H2O	NaY(CO3)2·6H2O	Na Y C O H	IMA1999-020	R070360	Canada	1999	Approved			Grice J D	Gault R A	Roberts A C	Cooper M A (2000) Adamsite-(Y)	a new sodium-yttrium carbonate mineral species from Mont Saint-Hilaire	Quebec	The Canadian Mineralogist 38	1457-1466	triclinic	1742
Addibischoffite	Ca2Al6Al6O20	Ca2Al6Al6O20	Ca Al O	IMA2015-006		Algeria (meteorite)	2015	Approved	Sapphirine		Ma C	Krot A N	Nagashima K (2017) Addibischoffite	Ca_2_Al_6_Al_6_O_20_	a new calcium aluminate mineral from the Acefer 214 CH carbonaceous chondrite: A new refractory phase from the solar nebula. American Mineralogist 102	1556-1560
	triclinic
Adelite	CaMgAs5+O4(OH)	CaMg(AsO4)(OH)	Ca Mg As O H		R060687	Sweden	1891	Grandfathered|Approved	Adelite	adelite-descloizite-adelite subgroup	Sjögren H (1891) Adelit	ett basiskt arseniat från Nordmarken och Långban	Geologiska Föreningens i Stockholm Förhandlingar 13	781-789	orthorhombic	1890
Admontite	MgB6O10·7H2O	MgB6O10·7H2O	Mg B O H	IMA1978-012		Austria	1978	Approved			Walenta K (1979) Admontit	ein neues boratmineral aus der gipslägerstiitte schildmauer bei admont in der Steiermark (Österreich)	Tschermaks Mineralogische und Petrographische Mitteilungen 26	69-77
Chemical formula revised:
dal Negro A	Ungaretti L	Basso R (1976) The crystal structure of synthetic hydrated borates: (II) MgO·3B<sub>2</sub>O<sub>3</sub>·7H<sub>2</sub>O	Crystal Structure Communications 5	433-436	monoclinic
Adolfpateraite	K(U6+O2)(S6+O4)(OH)(H2O)	K(UO2)(SO4)(OH)(H2O)	K U O S H	IMA2011-042		Czech Republic	2011	Approved			Plášil J	Hloušek J	Veselovský F	Fejfarová K	Dušek M	Škoda R	Novák M	Čejka J	Sejkora J	Ondruš P (2012) Adolfpateraite	K(UO<sub>2</sub>)(SO<sub>4</sub>)(OH)(H<sub>2</sub>O)	a new uranyl sulphate mineral from Jáchymov	Czech Republic	American Mineralogist 97	447-454	monoclinic	0
Adranosite	(N3-H4)4NaAl2(S6+O4)4Cl(OH)2	(NH4)4NaAl2(SO4)4Cl(OH)2	N H Na Al S O Cl	IMA2008-057		Italy	2008	Approved	Adranosite		Demartin F	Gramaccioli C M	Campostrini I (2010) Adranosite	(NH<sub>4</sub>)<sub>4</sub>NaAl<sub>2</sub>(SO<sub>4</sub>)<sub>4</sub>Cl(OH)<sub>2</sub>	a new ammonium sulfate chloride from La Fossa Crater	Vulcano	Aeolian Islands	Italy	The Canadian Mineralogist 48	315-321	tetragonal	326
Adranosite-(Fe)	(N3-H4)4NaFe3+2(S6+O4)4Cl(OH)2	(NH4)4NaFe2(SO4)4Cl(OH)2	N H Na Fe S O Cl	IMA2011-006		Italy	2011	Approved	Adranosite		Mitolo D	Demartin F	Garavelli A	Campostrini I	Pinto D	Gramaccioli C M	Acquafredda P	Kolitsch U (2013) Adranosite-(Fe)	(NH_4_)_4_NaFe_2_(SO_4_)_4_Cl(OH)_2_	a new ammonium sulfate chloride from La Fossa Crater	Vulcano	Aeolian Islands	Italy	The Canadian Mineralogist 51	57-66	tetragonal	0
Adrianite	Ca12(Al4Mg3Si7)O32Cl6	Ca12(Al4Mg3Si7)O32Cl6	Ca Al Mg Si O Cl	IMA2014-028		Mexico (meteorite)	2014	Approved			Ma C	Krot A N (2018) Adrianite	Ca_12_(Al_4_Mg_3_Si_7_)O_32_Cl_6_	a new Cl-rich silicate mineral from the Allende meteorite: An alteration phase in a Ca-Al-rich inclusion. American Mineralogist 103	1329–1334
	cubic	4567.61
Aegirine	NaFe3+Si2O6	NaFe3+Si2O6	Na Fe Si O		R040054 R050074 R061093 R070125 R070253 R120144 R120167	Norway	1835	Approved	Pyroxene	pyroxene	Berzelius J (1835) [Untitled note on aegirine]	Neues Jahrbuch für Mineralogie	Geognosie	Geologie und Petrefaktenkunde 1835	184-185	monoclinic	2613
Aegirine-augite	(Ca	Na)(Fe3+	Mg	Fe2+)Si2O6	(Ca	Na)(Fe3+	Mg	Fe2+)Si2O6	Ca Na Fe Mg Si O			Russia	1892	Redefined|Approved	Pyroxene	pyroxene	Rosenbusch H (1892) Mineralien des monoklinen Krystallsystems. Gruppe der monoklinen Pyroxene	in Mikroskopische Physiographie der Petrographisch Wichtigen Mineralien	E.Schweizerbart'sche Verlagshandlung (E. Koch) (Stuttgart) 510-539
Redefined:
Morimoto N (1988) Nomenclature of pyroxenes	Mineralogical Magazine 52	535-550	monoclinic	2680
Aenigmatite	Na4(Fe2+10Ti4+2)O4[Si12O36]	Na4[Fe2+10Ti2]O4[Si12O36]	Na Fe Ti O Si		R061088 R061089	Denmark (Greenland)	1865	Approved	Sapphirine	aenigmatite	Breithaupt A (1865) Mineralogische studien. 29. Kölbingit. Ainigmatit	Berg- und Huttenmannische Zeitung 24	397-398	triclinic	4567.61
Aerinite	(Ca	Na)6(Fe3+	Fe2+	Mg	Al)4(Al	Mg)6Si12O36(OH)12(CO3)·12H2O	(Ca	Na)6(Fe3+	Fe2+	Mg	Al)4(Al	Mg)6Si12O36(OH)12(CO3)·12H2O	Ca Na Fe Mg Al Si O H C		R050610	Spain	1876	Approved|Redefined			von Lasaulx A (1876) Aërinit	ein neues mineral	Neues Jahrbuch für Mineralogie 1876	175	352-358
Re-instated as a valid mineral:
Azambre B	Monchoux P (1988) Précisions minéralogiques sur l'aérinite: nouvelle occurrence à Saint-Pandelon (Landes	France)	Bulletin de Minéralogie 111	39-47
Chemical formula redefined:
Rius J	Elkaim E	Torrelles X (2004) Structure determination of the blue mineral pigment aerinite from synchrotron powder diffraction data: The solution of an old riddle	European Journal of Mineralogy 16	127-134
Chemical formula redefined again:
Rius J	Crespi A	Roig A	Melgarejo J C (2009) Crystal-structure refinement of Fe<sup>3+</sup>-rich aerinite from synchrotron powder diffraction and Mössbauer data	European Journal of Mineralogy 21	233-240	hexagonal	287
Aerugite	Ni2+8.5(As5+O4)2As5+O8	Ni8.5(AsO4)2As5+O8	Ni As O			Germany	1858	Approved|Redefined			Bergemann C (1858) Über einige nickelerze	Journal für Praktische Chemie 75	239-244
Redefined in:
Davis R J	Hey M H	Kingsbury A W G (1965) Xanthiosite and aerugite	Mineralogical Magazine 35	72-83	hexagonal	200
Aeschynite-(Ce)	(Ce3+	Ca	Fe2+	Th4+)(Ti4+	Nb5+)2(O	OH)6	(Ce	Ca	Fe	Th)(Ti	Nb)2(O	OH)6	Ce Ca Fe Th Ti Nb O H			Russia	1830	Renamed|Approved	Aeschynite	aeschynite	Berzelius J (1830) Mineralogie: Aeschynit	Jahres-Bericht über die Fortschritte der Physischen Wissenschaften 9	182-209
Name changed from aeschynite:
Nickel E H	Mandarino J A (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature	American Mineralogist 72	1031-1042	orthorhombic	1420
Aeschynite-(Nd)	(Nd3+	Ln3+	Ca)(Ti4+	Nb5+)2(O	OH)6	(Nd	Ln	Ca)(Ti	Nb)2(O	OH)6	Nd Ln Ca Ti Nb O H			China	1982	Approved	Aeschynite	aeschynite	Zhang P	Tao K (1982) Aeschynite-(Nd)	Scientia Geologica Sinica 1982	424-428	orthorhombic	580
Aeschynite-(Y)	(Y3+	Ca	Th4+)(Ti4+	Nb5+)2(O	OH)6	(Y	Ln	Ca	Th)(Ti	Nb)2(O	OH)6	Y Ca Th Ti Nb O H		R060312 R080045	Norway	1906	Approved|Renamed	Aeschynite	aeschynite	Originally named priorite:
Brøgger W C (1906) Die mineralien der Südnorwegischen granitpegmatitgänge: Blomstrandin (und priorit)	Skrifter udgivne af Videnskabs-Selskabet i Christiania 1906(6)	1-162
Name changed to aeschynite-(Y):
Levinson A A (1966) A system of nomenclature for rare-earth minerals	American Mineralogist 51	152-158	orthorhombic|amorphous	1630
Afghanite	Na22Ca10(Si24Al24)O96(S6+O4)6Cl6	(Na	K)22Ca10(Si24Al24)O96(SO4)6Cl6	Na Ca Si Al O S Cl	IMA1967-041	R060422 R070558	Afghanistan	1967	Approved	Cancrinite-sodalite	cancrinite-sodalite	Bariand P	Cesbron F	Giraud R (1968) Une nonvelle espece minerale: L’afghanite de Sar–e–Sang	Badakhshan	Afghanistan–Comparaison avec les mineraux du groupe de la cancrinite	Bulletin de la Société Française de Minéralogie et de Cristallographie 91	34-42
Chemical formula revised:
Ballirano P	Bonaccorsi E	Maras A	Merlino S (1997) Crystal structure of afghanite	the eight-layer member of the cancrinite-group: evidence for long-range Si	Al ordering	European Journal of Mineralogy 9	21-30	hexagonal	1600
Afmite	Al3(OH)4(H2O)3(PO4)(PO3OH)·H2O	Al3(OH)4(H2O)3(PO4)(PO3OH)·H2O	Al O H P	IMA2005-025a	R130082	France	2005	Approved			Kampf A R	Mills S J	Rossman G R	Steele I M	Pluth J J	Favreau G (2011) Afmite	Al<sub>3</sub>(OH)<sub>4</sub>(H<sub>2</sub>O)<sub>3</sub>(PO<sub>4</sub>)(PO<sub>3</sub>OH)·H<sub>2</sub>O	a new mineral from Fumade	Tarn	France: description and crystal structure	European Journal of Mineralogy 23	269-277	triclinic	975.3
Afwillite	Ca3(SiO4)(SiO2(OH)2)·2H2O	Ca3[SiO4][SiO2(OH)2]·2H2O	Ca Si O H		R070296 R080022 R141097	South Africa	1925	Grandfathered|Approved	Spurrite-Afwillite		Parry J	Wright F E (1925) Afwillite	a new hydrous calcium silicate	from Dutoitspan mine	Kimberley	South Africa	Mineralogical Magazine 20	277-285	monoclinic|triclinic	2400
Agaite	Pb2+3Cu2+Te6+O5(OH)2(CO3)	Pb3Cu2+Te6+O5(OH)2(CO3)	Pb Cu Te O H C	IMA2011-115		USA	2011	Approved			Kampf A R	Mills S J	Housley R M	Marty J (2013) Lead-tellurium oxysalts from Otto Mountain near Baker	California: IX. Agaite	Pb_3_Cu^2+^Te^6+^O_5_(OH)_2_(CO_3_)	a new mineral with CuO_5_-TeO_6_ polyhedral sheets	American Mineralogist 98	512-517	orthorhombic	946
Agakhanovite-(Y)	Y3+Ca[box]2KBe3Si12O30	YCa[box]2KBe3Si12O30	Y Ca K Be Si O	IMA2013-090		Norway	2013	Approved	Milarite		Hawthorne F C	Abdu Y A	Ball N A	Černý P	Kristiansen R (2014) Agakhanovite-(Y)	ideally (YCa)[box]_2_KBe_3_Si_12_O_30_	a new milarite-group mineral from the Heftetjern pegmatite	Tørdal	Southern Norway: description and crystal structure. American Mineralogist 99	2084-2088	hexagonal	967
Agardite-(Ce)	Cu2+6Ce3+(As5+O4)3(OH)6·3H2O	CeCu2+6(AsO4)3(OH)6·3H2O	Ce Cu As O H	IMA2003-030		Germany	2003	Approved	Mixite	mixite	Walenta K	Theye T (2004) Agardite-(Ce) of the Clara mine in the central Black Forest	Aufschluss 55	17–23	hexagonal	541
Agardite-(La)	Cu2+6La3+(As5+O4)3(OH)6·3H2O	LaCu2+6(AsO4)3(OH)6·3H2O	La Cu As O H	IMA1980-092		Greece	1980	Approved	Mixite	mixite	Fehr T	Hochleitner R (1984) Agardite-La. Ein neues mineral von Lavrion	Griechenland	Lapis 9	22-37	hexagonal	359
Agardite-(Nd)	Cu2+6Nd3+(As5+O4)3(OH)6·3H2O	NdCu2+6(AsO4)3(OH)6·3H2O	Nd Cu As O H	IMA2010-056		Greece	2010	Approved	Mixite		Pekov I V	Chukanov N V	Zadov A E	Voudouris P	Magganas A	Katerinopoulos A (2011) Agardite-(Nd)	NdCu<sub>6</sub>(AsO<sub>4</sub>)<sub>3</sub>(OH)<sub>6</sub>·3H<sub>2</sub>O	from the Hilarion Mine	Lavrion	Greece: mineral description and chemical relations with other members of the agardite-zálesíite solid-solution system	Journal of Geosciences 57	249-255	hexagonal	419
Agardite-(Y)	Cu2+6Y3+(As5+O4)3(OH)6·3H2O	YCu2+6(AsO4)3(OH)6·3H2O	Y Cu As O H	IMA1968-021	R060711 R060924 R070357 R070649	Morocco	1968	Approved	Mixite	mixite	Dietrich J E	Orliac M	Permingeat F (1969) L’agardite	une nouvelle espèce minérale	et le problème du chlorotile	Bulletin de la Société Française de Minéralogie et de Cristallographie 92	420-434
Name changed from agardite:
Nickel E H	Mandarino J A (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature	American Mineralogist 72	1031-1042	hexagonal	1861
Agmantinite	Ag1+2Mn2+Sn4+S2-4	Ag2MnSnS4	Ag Mn Sn S	IMA2014-083		Peru	2014	Approved	Wurtzite		Keutsch F N	Topa D	Fredrickson R T	Makovicky E	Paar W H (2019) Agmantinite	Ag_2_MnSnS_4_	a new mineral with a wurtzite derivative structure from the Uchucchacua polymetallic deposit	Lima Department	Peru. Mineralogical Magazine 83	233-238	orthorhombic|monoclinic	24.5
Agrellite	NaCa2Si4O10F	NaCa2Si4O10F	Na Ca Si O F	IMA1973-032	R060914	Canada	1973	Approved			Gittins J	Bown M G	Sturman D (1976) Agrellite	a new rock-forming mineral in regionally metamorphosed agpaitic alkalic rocks	The Canadian Mineralogist 14	120-126	triclinic	1240
Agricolaite	K4(U6+O2)(CO3)3	K4(UO2)(CO3)3	K U O C	IMA2009-081		Czech Republic	2009	Approved			Skála R	Ondruš P	Veselovský F	Císařová I	Hloušek J (2011) Agricolaite	a new mineral of uranium from Jáchymov	Czech Republic	Mineralogy and Petrology 103	169-175	monoclinic	543
Agrinierite	K2Ca[(U6+O2)3O3(OH)2]2·5H2O	K2Ca[(UO2)3O3(OH)2]2·5H2O	K Ca U O H	IMA1971-046		France	1971	Approved	Compreignacite		Cesbron F	Brown W L	Bariand P	Geffroy J (1972) Rameauite and agrinierite	two new hydrated complex uranyl oxides from Margnac	France	Mineralogical Magazine 38	781-789
Chemical formula modified:
Cahill C L	Burns P C (2000) The structure of agrinierite: a Sr-containing uranyl oxide hydrate mineral	American Mineralogist 85	1294-1297	orthorhombic
Aguilarite	Ag4SeS	Ag4SeS	Ag Se S			Mexico	1891	Grandfathered|Approved	Acanthite	eucairite	Genth F A (1891) Aguilarite	a new species	The American Journal of Science Third Series 41	401-402
Redefined as the Se-rich end-member of the acanthite structure:
Bindi L	Pingitore N E (2013) On the symmetry and crystal structure of aguilarite	Ag4SeS. Mineralogical Magazine 77	21-31	monoclinic|orthorhombic	2680
Aheylite	Fe2+Al6(PO4)4(OH)8·4H2O	Fe2+Al6(PO4)4(OH)8·4H2O	Fe Al P O H	IMA1984-036	R070070 R070171	Bolivia	1984	Approved	Turquoise	turquoise	Foord E E	Taggart J E (1998) A reexamination of the turquoise group: the mineral aheylite	planerite (redefined)	turquoise and coeruleolactite	Mineralogical Magazine 62	93-111	triclinic	1790
Ahlfeldite	Ni2+Se4+O3·2H2O	Ni(SeO3)·2H2O	Ni Se O H		R100210	Bolivia	1935	Grandfathered|Approved	Cobaltomenite	cobaltomenite	Herzenberg R	Ahlfeld F (1935) Blockit	ein neues seienerz aus Bolivien	Zentralblatt für Mineralogie	Geologie und Paläontologie 6	277-279
Redefined:
Aristarain L F	Hurlbut C S (1969) Ahlfeldite from Pacacake Bolivia; A restudy	American Mineralogist 54	448-456	monoclinic	416
Ahrensite	SiFe2+2O4	SiFe2O4	Si Fe O	IMA2013-028		Morocco (meteorite)	2013	Approved	Spinel		Ma C	Tschauner O	Beckett J R	Liu Y	Rossman G R	Sinogeikin S V	Smith J S	Taylor L A (2016) Ahrensite	γ-Fe_2_SiO_4_	a new shock-metamorphic mineral from the Tissint meteorite: Implications for the Tissint shock event on Mars. Geochimica et Cosmochimica Acta 184	240-256
	cubic
Aikinite	CuPbBiS3	CuPbBiS3	Cu Pb Bi S		R100117	Russia	1843	Grandfathered|Approved	Meneghinite	aikinite	Chapman E J (1843) Aikenite	in Practical Mineralogy	Hippolyte Bailliere	Publisher (London) 127-127	orthorhombic	2710
Aiolosite	Na2(Na2Bi3+)(S6+O4)3Cl	Na2(Na2Bi)(SO4)3Cl	Na Bi S O Cl	IMA2008-015		Italy	2008	Approved	Apatite		Demartin F	Gramaccioli C M	Campostrini I	Pilati T (2010) Aiolosite	Na<sub>2</sub>(Na<sub>2</sub>Bi)(SO<sub>4</sub>)<sub>3</sub>Cl	a new sulfate isotypic to apatite from La Fossa Crater	Vulcano	Aeolian Islands	Italy	American Mineralogist 95	382-385	hexagonal
Ajoite	K3Cu2+20Al3Si29O76(OH)16·8H2O	K3Cu2+20Al3Si29O76(OH)16·8H2O	K Cu Al Si O H		R060735 R120018	USA	1958	Approved	Ajoite		Schaller W T	Vlisidis A C	(1958) Ajoite	a new hydrous aluminum copper silicate	American Mineralogist 43	1107-1111
Chemical formula revised:
Chao G Y (1981) Ajoite: new data	American Mineralogist 66	201-203
Chemical formula revised again:
Pluth J J	Smith J V (2002) Arizona porphyry copper/hydrothermal deposits II: Crystal structure of ajoite	(K+Na)<sub>3</sub>Cu<sub>20</sub>Al<sub>3</sub>Si<sub>29</sub>O<sub>7</sub>(OH)<sub>16</sub>·~8H<sub>2</sub>O	Proceedings of the National Academy of Sciences 99	11002-11005	triclinic	372
Akaganeite	(Fe3+	Ni2+)8(OH	O)16Cl1.25·nH2O	(Fe3+	Ni2+)8(OH	O)16Cl1.25·nH2O	Fe Ni O H Cl	IMA1962-004		Japan	1962	Renamed|Approved	Coronadite		Mackay	A L (1962) ß-ferric oxyhydroxide-akaganéite	Mineralogical Magazine 33	270-280
Chemical formula redefined:
Post J E	Heaney P J	von Dreele R B	Hanson J C (2003) Neutron and temperature-resolved synchrotron X-ray powder diffraction study of akaganéite	American Mineralogist 88	782-788	monoclinic|tetragonal	2038
Akaogiite	Ti4+O2	TiO2	Ti O	IMA2007-058		Germany	2007	Approved	Baddeleyite		El Goresy A	Dubrovinsky L	Gillet P	Graup G	Chen M (2010) Akaogiite: An ultra-dense polymorph of TiO<sub>2</sub> with the baddeleyite-type structure	in shocked garnet gneiss from the Ries Crater	Germany	American Mineralogist 95	892-895	monoclinic
Akatoreite	Mn2+9Al2Si8O24(OH)8	Mn2+9Al2Si8O24(OH)8	Mn Al Si O H	IMA1969-015	R060230	New Zealand	1969	Approved			Read P B	Reay A (1971) Akatoreite	a new manganese silicate from eastern Otago	New Zealand	American Mineralogist 56	416-426
Chemical formula revised:
Burns P C	Hawthorne F C (1993) Edge–sharing Mn<sup>2+</sup>O<sub>4</sub> tetrahedra in the structure of akatoreite	Mn<sup>2+</sup><sub>9</sub>Al<sub>2</sub>Si<sub>8</sub>O<sub>24</sub>(OH)<sub>8</sub>	The Canadian Mineralogist 31	321-329	triclinic
Akdalaite	Al10O14(OH)2	Al10O14(OH)2	Al O H	IMA1969-002		Kazakhstan	1969	Approved	Nolanite		Shpanov E P	Sidorenko G A	Stolyarova T I (1970) Akdalaite	a new hydrous modification of alumina	Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 99	333-339
Chemical formula revised from (Al_2_O_3_)_5_·H_2_O:
Parise J B	Xia B	Simonson J W	Woerner W R	Plonka A M	Phillips B L	Ehm L (2019) Structural chemistry of akdalaite	Al_10_O_14_(OH)_2_	the isostructural aluminum analogue of ferrihydrite. Crystals 9	246	hexagonal|orthorhombic	623.3
Åkermanite	Ca2MgSi2O7	Ca2MgSi2O7	Ca Mg Si O		R061085 R061100	Sweden	1884	Grandfathered|Approved	Melilite	melilite	Vogt I H L (1890) Die mineralien der melilithgruppe - nämlich gehlenit	melilith und ein neues tetragonales	nicht Al<sub>2</sub>O<sub>3</sub>-führendes (Ca	Mg)O-silikat (Åkermanit)	nebst zwischengliedern	Archiv for Mathematik og Naturvidenskab 13	310-402	tetragonal	4330
Akhtenskite	Mn4+O2	MnO2	Mn O	IMA1982-072		Russia	1982	Approved	Ramsdellite		Chukhrov F V	Gorshkov A I	Sivtsov A V	Berezovskaya V V	Dikov Y P	Dubinina G A	Varinov N N (1989) Akhtenskite – The natural analog of ε–MnO<sub>2</sub>	Izvestiya Akademii Nauk SSSR 9	75-80	hexagonal	63.5
Akimotoite	MgSiO3	MgSiO3	Mg Si O	IMA1997-044		Australia (meteorite)	1997	Approved	Corundum		Tomioka N	Fujino K (1999) Akimotoite	(Mg	Fe)SiO<sub>3</sub>	a new silicate mineral of the ilmenite group in the Tenham chondrite	American Mineralogist 84	267-271	hexagonal
Aklimaite	Ca4[Si2O5(OH)2](OH)4·5H2O	Ca4[Si2O5(OH)2](OH)4·5H2O	Ca Si O H	IMA2011-050		Russia	2011	Approved			Zadov A E	Pekov I V	Zubkova N V	Gazeev V M	Chukanov N V	Yapaskurt V O	Kartashov P M	Galuskin E V	Galuskina I O	Pertzev N N	Gurbanov A G	Pushcharovsky D Y (2012) Aklimaite	Ca<sub>4</sub>[Si<sub>2</sub>O<sub>5</sub>(OH<sub>2</sub>)](OH)<sub>4</sub>·5H<sub>2</sub>O	a new natural hydrosilicate from Lakargi area (the North Caucazus	Russia)	Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 141(2)	21-31	monoclinic	3
Akopovaite	Al4Li2(OH)12(CO3)(H2O)3	Al4Li2(OH)12(CO3)(H2O)3	Al Li O H C	IMA2018-095		Kyrgyzstan	2018	Approved|Pending publication	Hydrotalcite		Karpenko	V.Y.	Pautov	L.A.	Zhitova	E.S.	Agakhanov	A.A.	Krzhizhanovskaya	M.G.	Siidra	O.I. and Rassulov	V.A. (2018) Akopovaite	IMA 2018-095. CNMNC Newsletter No. 46	December 2018	page 1375; Mineralogical Magazine	82	1369–1379
Akrochordite	Mn2+5(As5+O4)2(OH)4·4H2O	Mn2+5(AsO4)2(OH)4·4H2O	Mn As O H		R100028	Sweden	1922	Grandfathered|Approved			Flink G (1922) Akrochordit	ett nytt mineral från Långbans gruvor	Geologiska Foereningens i Stockholm Foerhandlingar 44	773-776	monoclinic	1890
Aksaite	MgB6O7(OH)6·2H2O	MgB6O7(OH)6·2H2O	Mg B O H			Kazakhstan	1962	Approved			Blazko L N	Kondrat’eva V V	Yarzhemskii Y Y (1962) Aksaite	a new hydrous magnesium borate	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 91	447-454	orthorhombic	354
Aktashite	Cu6Hg3As4S12	Cu6Hg3As4S12	Cu Hg As S			Russia	1968	Approved|Redefined	Nowackiite	nowackiite	Vasil'ev V I (1968) New ore minerals of the mercury deposits of Gornyi Altai and their parageneses. In: Problems of the metallogeny of mercury. Izdatelstvo Nauka Moskva 1968	111-129
Chemical composition revised:
Kaplunik L N	Pobedimskaya E A	Belov H V (1980) Kristallicheskaya struktura aktashimita Cu<sub>6</sub>Hg<sub>3</sub>As<sub>4</sub>S<sub>12</sub>	Doklady Akademii Nauk SSSR 251	96-98	hexagonal	2638
Alabandite	Mn2+S2-	MnS	Mn S		R070174	Romania / Turkey	1822	Grandfathered|Approved	Rocksalt	galena	Called alabandina sulfurea by Don Andres Manuel del Rio as reported in:
Haüy R J (1822) Manganèse sulfuré	Traité de Minéralogie 4	268-272
Renamed alabandine:
Beudant F S (1832) Alabandine	in Traité Élémentaire de Minéralogie	2nd Edition	(Paris) 399-400	cubic	4620
Alacránite	As8S9	As8S9	As S	IMA1985-033	R140323 R150030	Russia	1985	Renamed|Approved			Popova V I	Popov V A	Clark A H	Polyakov V O	Borisovskii S E (1986) Alacránite	As<sub>8</sub>S<sub>9</sub> – a new mineral	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 115(3)	360-368
Chemical formula changed:
Burns P C	Percival J B (2001) Alacranite	As<sub>4</sub>S<sub>4</sub>: a new occurrence	new formula	and determination of the crystal structure	The Canadian Mineralogist 39	809-818
Chemical formula changed again:
Bonazzi P	Bindi L	Popova V	Pratesi G	Menchetti S (2003) Alacranite	As<sub>8</sub>S<sub>9</sub>: structural study of the holotype and re-assignment of the original chemical formula	American Mineralogist 88	1796-1800	monoclinic	443
Alamosite	Pb2+SiO3	PbSiO3	Pb Si O		R060067	Mexico	1909	Grandfathered|Approved			Palache C	Merwin H E (1909) Alamosite	a new lead silicate from Mexico	American Journal of Science 27	399-401	monoclinic	1898
Alarsite	AlAs5+O4	Al(AsO4)	Al As O	IMA1993-003		Russia	1993	Approved	Quartz	berlinite	Semenova T F	Vergasova L P	Filatov S K	Ananev V V (1994) Alarsite AlAsO<sub>4</sub>: A new mineral from volcanic exhalations	Doklady Akademii Nauk 338(4)	501-505	hexagonal	3.6E-5
Albertiniite	Fe2+(S4+O3)·3H2O	Fe2+(SO3)·3H2O	Fe S O H	IMA2015-004		Italy	2015	Approved			Vignola P	Gatta G D	Rotiroti N	Gentile P	Hatert F	Baijot M	Bersani D	Risplendente A	Pavese A (2016) Albertiniite	Fe^2+^(SO_3_)·3H_2_O	a new sulfite mineral species from the Monte Falò Pb-Zn mine	Coiromonte	Armeno Municipality	Verbano Cusio Ossola Province	Piedmont	Italy. Mineralogical Magazine 80	985-994	monoclinic
Albite	NaAlSi3O8	Na(AlSi3O8)	Na Al Si O		R040068 R040129 R050253 R050402 R060054 R070268 R100169	Sweden	1815	Grandfathered|Approved	Feldspar	feldspar	Gahn J G	Berzelius J (1815) Underfökning af nagra i grannskapet af Fahlun funna Fossilier	Afhandlingar i Fysik	Kemi och Mineralogi 4	148-216 (see page 180)	triclinic	4620
Albrechtschraufite	Ca4Mg(U6+O2)2(CO3)6F2·17H2O	MgCa4F2[UO2(CO3)3]2·17-18H2O	Ca Mg U O C F H	IMA1983-078		Czech Republic	1983	Approved			Mereiter K (1984) The crystal structure of albrechtschraufite	MgCa<sub>4</sub>F<sub>2</sub>[(UO<sub>2</sub>)(CO<sub>3</sub>)<sub>3</sub>]<sub>2</sub>·17H<sub>2</sub>O	Acta Crystallographica A40	C247-C247	triclinic	0
Alburnite	Ag8GeTe2S4	Ag8GeTe2S4	Ag Ge Te S	IMA2012-073		Romania	2012	Approved	Argyrodite		Tămaş C G	Grobety B	Bailly L	Bernhardt H J	Minuţ A (2014) Alburnite	Ag_8_GeTe_2_S_4_	a new mineral species from the Roşia Montana Au-Ag epithermal deposit	Apuseni Mountains	Romania. American Mineralogist 99	57-64	cubic	12.87
Alcaparrosaite	K3Ti4+Fe3+(S6+O4)4O·2H2O	K3Ti4+Fe3+(SO4)4O(H2O)2	K Ti Fe S O H	IMA2011-024		Chile	2011	Approved	Alcaparrosaite		Kampf A R	Mills S J	Housley R M	Williams P A	Dini M (2012) Alcaparrosaite	K<sub>3</sub>Ti<sup>4+</sup>Fe<sup>3+</sup>(SO<sub>4</sub>)<sub>4</sub>O(H<sub>2</sub>O)<sub>2</sub>	a new hydrophobic Ti<sup>4+</sup> sulfate from Alcaparrosa	Chile	Mineralogical Magazine 76	851-861	monoclinic
Aldermanite	Mg5Al12(PO4)8(OH)22·32H2O	Mg5Al12(PO4)8(OH)22·32H2O	Mg Al P O H	IMA1980-044	R100073	Australia	1980	Approved			Harrowfield I R	Segnit E R	Watts J A (1981) Aldermanite	a new magnesium aluminium phosphate	Mineralogical Magazine 44	59-62	orthorhombic
Aldridgeite	(Cd2+	Ca)(Cu2+	Zn2+)4(S6+O4)2(OH)6·3H2O	(Cd	Ca)(Cu	Zn)4(SO4)2(OH)6·3H2O	Cd Ca Cu Zn S O H	IMA2010-029		Australia	2010	Approved	Devilline		Elliot P	Pring A (2015) Aldridgeite	a new mineral from the Block 14 open cut	Broken Hill	New South Wales. Australian Journal of Mineralogy 17	67-71	monoclinic	1861
Aleksandrovite	KCa7Sn4+2Li3Si12O36F2	KCa7Sn2Li3Si12O36F2	K Ca Sn Li Si O F	IMA2009-004		Tajikistan	2009	Approved	Baratovite		Pautov L A	Agakhanov A A	Karpenko V Y	Gafurov F G (2010) Aleksandrovite KLi<sub>3</sub>Ca<sub>7</sub>Sn<sub>2</sub>[Si<sub>6</sub>O<sub>18</sub>]<sub>2</sub>F<sub>2</sub> - a new tin mineral	New Data on Minerals. Moscow 45	5-16	monoclinic	270
Aleksite	Pb2+Bi3+2Te2-2S2-2	PbBi2Te2S2	Pb Bi Te S	IMA1977-038	R070011	Russia	1977	Approved	Tetradymite		Lipovetskii A G	Borodaev Y S	Zav´yalov E N (1978) Aleksite	PbBi<sub>2</sub>Te<sub>2</sub>S<sub>2</sub>	a new mineral	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 107(3)	315-321	hexagonal	2724
Aleutite	[Cu2+5O2](As5+O4)(V5+O4)·(Cu2+0.5[box]0.5)Cl	[Cu5O2](AsO4)(VO4)·(Cu0.5[box]0.5)Cl	Cu O As V Cl	IMA2018-014		Russia	2018	Approved|Pending publication			Siidra	O.I.	Nazarchuk	E.V.	Agakhanov	A.A. and Polekhovsky	Y.S. (2018) Aleutite	IMA 2018-014. CNMNC Newsletter No 43	June 2018	page 784; Mineralogical Magazine	82	779–785	monoclinic	3.6E-5
Alexkhomyakovite	K6(Ca2Na)(CO3)5Cl1-·6H2O	K6(Ca2Na)(CO3)5Cl·6H2O	K Ca Na C O Cl H	IMA2015-013		Russia	2015	Approved			Pekov I V	Zubkova N V	Yapaskurt V O	Lykova I S	Chukanov N V	Belakovskiy D I	Britvin S N	Turchkova A G	Pushcharovsky D Y (2019) Alexkhomyakovite	K_6_(Ca_2_Na)(CO_3_)_5_Cl·6H_2_O	a new mineral from the Khibiny alkaline complex	Kola peninsula	Russia. European Journal of Mineralogy 31	135-143	hexagonal	413.6
Alflarsenite	NaCa2Be3Si4O13(OH)·2H2O	NaCa2Be3Si4O13(OH)·2H2O	Na Ca Be Si O H	IMA2008-023		Norway	2008	Approved			Raade G	Grice J D	Cooper M A (2009) Alflarsenite	a new beryllium-silicate zeolite from a syenitic pegmatite in the Larvik plutonic complex	Oslo Region	Norway	European Journal of Mineralogy 21	893-900	monoclinic	294
Alforsite	Ba5(PO4)3Cl	Ba5(PO4)3Cl	Ba P O Cl	IMA1980-039	R070356	USA	1980	Approved	Apatite	apatite	Newberry N G	Essene E J	Peacor D R (1981) Alforsite	a new member of the apatite group: the barium analogue of chlorapatite	American Mineralogist 66	1050-1053	hexagonal	542
Alfredopetrovite	Al2(Se4+O3)3·6H2O	Al2(Se4+O3)3·6H2O	Al Se O H	IMA2015-026		Bolivia	2015	Approved			Kampf A R	Mills S J	Nash B P	Thorne B	Favreau G (2016) Alfredopetrovite	a new selenite mineral from the El Dragón mine	Bolivia. European Journal of Mineralogy 28	479-484	hexagonal	416
Alfredstelznerite	Ca4B16O16(OH)24·19H2O	Ca4(H2O)4[B4O4(OH)6]4(H2O)15	Ca H O B	IMA2007-050		Argentina	2007	Approved			Galliski M A	Cooper M A	Márquez-Zavalía M F	Hawthorne F C (2010) Alfredstelznerite: A new species of calcium borate hydrate from the Santa Rosa mine	Salta	Northwestern Argentina	The Canadian Mineralogist 48	123-128	orthorhombic
Algodonite	Cu1-xAsx (x ≈ 1/7)	Cu1-xAsx (x ≈ 0.15)	Cu As			Chile	1857	Grandfathered|Approved			Field F (1857) On algodonite	a new mineral containing arsenic and copper	The Quarterly Journal of the Chemical Society 10	289-292
Chemical formula revised:
Bayliss P (1990) Revised unit cell dimensions	space group	and chemical formula of some metallic minerals	The Canadian Mineralogist 28	751-755	hexagonal	1960
Aliettite	Ca0.2Mg6(Si	Al)8O20(OH)4·4H2O	Ca0.2Mg6(Si	Al)8O20(OH)4·4H2O	Ca Mg Si Al O H			Italy	1968	Approved|Redefined	Clay	smectite	Veniale F	van der Marel H W (1969) Identification of some 1:1 regular interstratified trioctahedral clay minerals	Proceedings of the International Clay Conference	Tokyo 1	233-244
Redefined:
Bailey S W (1981) A system of nomenclature for regular interstratifications	The Canadian Mineralogist 19	651-655		381.5
Allabogdanite	(Fe	Ni)2P	(Fe	Ni)2P	Fe Ni P	IMA2000-038	R070012	Russia (meteorite)	2000	Approved	Barringerite		Britvin S N	Rudashevsky N S	Krivovichev S V	Burns P C	Polekhovsky Y S (2002) Allabogdanite	(Fe	Ni)<sub>2</sub>P	a new mineral from the Onello meteorite: The occurrence and crystal structure	American Mineralogist 87	1245-1249	orthorhombic
Allactite	Mn2+7(As5+O4)2(OH)8	Mn2+7(AsO4)2(OH)8	Mn As O H		R070175 R150120	Sweden	1884	Approved	Allactite		Sjögren A (1884) Allaktit	ett nytt manganarseniat från Mossgrufvan å Nordmarksfältet	Geologiska Föreningens i Stockholm Förhandlingar 7	109-111	monoclinic	1890
Allanite-(Ce)	CaCeAl2Fe2+(Si2O7)(SiO4)O(OH)	CaCe(Al2Fe2+)[Si2O7][SiO4]O(OH)	Ca Ce Al Fe Si O H		R050043 R060418 R080044 R080092	Denmark (Greenland)	1812	Renamed|Approved	Epidote	epidote	Thomson T (1812) Experiments on allanite	a new mineral from Greenland	Transactions of the Royal Society of Edinburgh 6	371-386
Name changed from allanite:
Nickel E H	Mandarino J A (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature	American Mineralogist 72	1031-1042	monoclinic|unknown	3366
Allanite-(La)	CaLaFe2+Al2(Si2O7)(SiO4)O(OH)	CaLa(Al2Fe2+)[Si2O7][SiO4]O(OH)	Ca La Al Fe Si O H	IMA2003-065	R070246	Italy	2003	Approved	Epidote	epidote	While the name has been used previously	it was only officially approved by IMA with this publication:
Orlandi P	Pasero M (2006) Allanite-(La) from Buca della Vena mine	Apuan Alps	Italy	an epidote-group mineral	The Canadian Mineralogist 44	63-68	monoclinic	2816
Allanite-(Nd)	CaNdAl2Fe2+(Si2O7)(SiO4)O(OH)	CaNd(Al2Fe2+)[Si2O7][SiO4]O(OH)	Ca Nd Al Fe Si O H	IMA2010-060		Sweden	2010	Approved	Epidote		Škoda R	Cempírek J	Filip J	Novák M	Veselovský F	Čtvrtlík R (2012) Allanite-(Nd)	CaNdAl<sub>2</sub>Fe<sup>2+</sup>(SiO<sub>4</sub>)(Si<sub>2</sub>O<sub>7</sub>)O(OH)	a new mineral from Åskagen	Sweden	American Mineralogist 97	983-988	monoclinic	1890
Allanite-(Y)	CaYAl2Fe2+(Si2O7)(SiO4)O(OH)	CaY(Al2Fe2+)[Si2O7][SiO4]O(OH)	Ca Y Al Fe Si O H			South Africa	1949	Approved|Renamed	Epidote	epidote	Nel H J	Strauss C A	Wickman F E (1949) Lombaardite	a new mineral from the Zaaiplaats Tin Mine	Central Transvaal	Union of South Africa Department of Mines	Geological Survey Memoir 43	45-57
Name changed from lombaardite:
Levinson A A (1966) A system of nomenclature for rare-earth minerals	American Mineralogist 51	152-158	monoclinic	2698
Allanpringite	Fe3+3(PO4)2(OH)3·5H2O	Fe3+3(PO4)2(OH)3·5H2O	Fe P O H	IMA2004-050	R080147	Germany	2004	Approved	Wavellite		Kolitsch U	Bernhardt H J	Lengauer C L	Blass G	Tillmanns E (2006) Allanpringite	Fe<sub>3</sub>(PO<sub>4</sub>)<sub>2</sub>(OH)<sub>3</sub>·5H<sub>2</sub>O	a new ferric iron phosphate from Germany	and its close relation to wavellite	European Journal of Mineralogy 18	793-801	monoclinic
Allargentum	Ag1-xSbx (x=0.09-0.16)	Ag1-xSbx (x ≈ 0.09-0.16)	Ag Sb			Canada	1949	Approved|Redefined	Allargentum		Ramdohr P (1949) Neue erzmineralien	Fortschritte der Mineralogie 28	69-70
Redefined:
Petruk W	Cabri L J	Harris D C	Stewart J M	Clark L A (1970) Allargentum	redefined	The Canadian Mineralogist 10	163-172	hexagonal	2730
Alleghanyite	Mn2+5(SiO4)2(OH)2	Mn2+5(SiO4)2(OH)2	Mn Si O H		R060904 R070378	USA	1932	Grandfathered|Approved	Humite	humite-reinhardbraunsite subgroup	Ross C S	Kerr P F (1932) The manganese minerals of a vein near Bald Knob	North Carolina	American Mineralogist 17	1-15	monoclinic	1898
Allendeite	Sc3+4Zr4+3O12	Sc4Zr3O12	Sc Zr O	IMA2007-027		Mexico (meteorite)	2007	Approved			Ma C	Beckett J R	Rossman G R (2014) Allendeite (Sc_4_Zr_3_O_12_) and hexamolybdenum (Mo	Ru	Fe)	two new minerals from an ultrarefractory inclusion from the Allende meteorite. American Mineralogist 99	654-666	hexagonal	4567.61
Allochalcoselite	Cu1+Cu2+5Pb2+O2(Se4+O3)2Cl5	Cu1+Cu2+5PbO2(SeO3)2Cl5	Cu Pb O Se Cl	IMA2004-025		Russia	2004	Approved			Vergasova L P	Krivovichev S V	Britvin S N	Fitatov S K	Berns P K	Ananyev V V (2005) Allochalcoselite	Cu<sup>+</sup>Cu<sup>2+</sup><sub>5</sub>PbO<sub>2</sub>(SeO<sub>3</sub>)<sub>2</sub>Cl<sub>5</sub> - a new mineral from volcanic exhalations (Kamchatka	Russia)	Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 134(3)	70-74	monoclinic	3.6E-5
Alloclasite	Co3+(AsS)3-	CoAsS	Co As S		R110002	Romania	1866	Grandfathered|Approved	Löllingite		Tschermak G (1866) Der alloklas und der sogenannte glaukodot von Orawicza	Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften 53	220-225	monoclinic	3254
Allophane	Al2O3(SiO2)1.3-2.0·2.5-3.0H2O	Al2O3(SiO2)1.3-2.0·2.5-3.0H2O	Al O Si H		R070188 R120001	Germany	1816	Grandfathered|Approved	Allophane	kaolinite-serpentine-serpentine subgroup	Hausmann J F L	Stromeyer F (1816) Report at the Royal Academy of Sciences Göttingen meeting 13 July	1816 on silberkupferglanz and allophan	Göttingische Gelehrte Anzeigen 2	1249-1253		4000
Alloriite	(Na	K	Ca)24(Na	Ca)4Ca4(Si	Al)48O96(S6+O4)4(SO3	CO3)2(OH	Cl)2(H2O	OH)4	(Na	K	Ca)24(Na	Ca)4Ca4(Si	Al)48O96(SO4)4(SO3	CO3)2(OH	Cl)2(H2O	OH)4	Na K Ca Si Al O S C H Cl	IMA2006-020	R070560	Italy	2006	Approved	Cancrinite		Chukanov N V	Rastsvetaeva R K	Pekov I V	Zadov A E (2007) Alloriite	Na<sub>5</sub>K<sub>1.5</sub>Ca(Si<sub>6</sub>Al<sub>6</sub>O<sub>24</sub>)(SO<sub>4</sub>)·(OH)<sub>0.5</sub>·H<sub>2</sub>O	a new mineral of the cancrinite group	Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 136(1)	82-89
Chemical formula revised:
Rastsvetaeva R K	Ivanova A G	Chukanov N V	Verin I A (2007) Crystal structure of alloriite	Doklady Earth Sciences 415	815-819	hexagonal	0.4
Alluaivite	Na19(Ca	Mn2+)6(Ti4+	Nb5+)3Si26O74Cl·2H2O	Na19(Ca	Mn2+)6(Ti	Nb)3Si26O74Cl·2H2O	Na Ca Mn Ti Nb Si O Cl H	IMA1988-052		Russia	1988	Approved	Eudialyte		Khomyakov A P	Netschelyustov G N	Rastsvetaeva R K (1990) Alluaivite Na<sub>19</sub>(Ca	Mn)<sub>6</sub>(Ti	Nb)<sub>3</sub>Si<sub>26</sub>O<sub>74</sub>Cl·2H<sub>2</sub>O – a new titanosilicate of eudialyte–like structure	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 119(1)	117-120	hexagonal	1540
Alluaudite	[box]NaMn2+Fe3+2(PO4)3	[box]NaMnFe3+2(PO4)3	Na Mn Fe P O		R160080 R160081 R140711 R141067	France	1848	Approved|Redefined	Alluaudite	alluaudite	Damour A A (1848) Sur un nouveau phosphate de fer	de manganèse et de soude	l'alluaudite	trouvé dans le département de la Haute-Vienne	Annales des Mines 13	341-350
Redefined:
Moore P B	Ito J (1979) Alluaudites	wyllieites	arrojadites: crystal chemistry and nomenclature	Mineralogical Magazine 43	227-235
Chemical formula changed from (Na	Ca)(Mn	Mg	Fe^2+^)(Fe^3+^	Mn^2+^)_2_(PO_4_)_3_:
Hatert F (2019) A new nomenclature scheme for the alluaudite supergroup. European Journal of Mineralogy 31	807-822	monoclinic	2772
Almandine	Fe2+3Al2(SiO4)3	Fe2+3Al2(SiO4)3	Fe Al Si O		R040076 R040079 R040168 R050029 R060099 R060450 R070129 R100046 R120145 R120152 R190023	Turkey	0	Grandfathered|Approved	Garnet	garnet	Mineral name	or its predecessor alabandina	has been known since antiquity and predates any formal descriptive publication.	cubic|unknown	2925
Almarudite	K([box]	Na)2Mn2+2(Be3Si12)O30	K([box]	Na)2(Mn	Fe	Mg)2[(Be	Al)3Si12]O30	K Na Mn Fe Mg Be Al Si O	IMA2002-048		Germany	2002	Approved	Milarite	milarite	Mihajlovic T	Lengauer C L	Ntaflos T	Lolitsch U	Tillmanns E (2004) Two new minerals	rondorfite	Ca<sub>8</sub>Mg[SiO<sub>4</sub>]<sub>4</sub>Cl<sub>2</sub>	and almarudite	K([box]	Na)<sub>2</sub>(Mn	Fe	Mg)<sub>2</sub>(Be	Al)<sub>3</sub>[Si<sub>12</sub>O<sub>30</sub>]	and a study of iron-rich wadalite	Ca<sub>12</sub>[(Al<sub>8</sub>Si<sub>4</sub>Fe<sub>2</sub>)O<sub>32</sub>]C<sub>16</sub>	from the Bellerberg (Bellberg) volcano	Eifel	Germany	Neues Jahrbuch für Mineralogie	Abhandlungen 179	265-294	hexagonal	0.4
Almeidaite	Pb2+Zn2+2(Mn2+	Y3+)(Ti4+	Fe3+)18O36(OH	O)2	PbZn2(Mn	Y)(Ti	Fe3+)18O36(OH	O)2	Pb Zn Mn Y Ti Fe O H	IMA2013-020		Brazil	2013	Approved	Crichtonite		Menezes L A D	Chukanov N V	Rastsvetaeva R K	Aksenov S M	Pekov I V	Chaves M L S C	Richards R P	Atencio D	Brandão P R G	Scholz R	Krambrock K	Moreira R L	Guimarães F S	Romano A W	Persiano A C	de Oliveira L C A	Ardisson J D (2015) Almeidaite	Pb(Mn	Y)Zn_2_(Ti	Fe^3+^)_18_O_36_(O	OH)_2_	a new crichtonite-group mineral	from Novo Horizonte	Bahia	Brazil. Mineralogical Magazine 79	269-283	hexagonal	1192
Alnaperbøeite-(Ce)	(CaCe2.5Na0.5)Al4(Si2O7)(SiO4)3O(OH)2	(CaCe2.5Na0.5)(Al4)(Si2O7)(SiO4)3O(OH)2	Ca Ce Na Al Si O H	IMA2012-054		Norway	2012	Approved	Gatelite		Bonazzi P	Lepore G O	Bindi L	Chopin C	Husdal T A	Medenbach O (2014) Perbøeite-(Ce) and alnaperbøeite-(Ce)	two new members of the epidote-törnebohmite polysomatic series: Chemistry	structure	dehydrogenation	and clue for a sodian epidote end-member. American Mineralogist 99	157-169	monoclinic	1788
Alpeite	Ca4Mn3+2Al2(Mn3+Mg)(SiO4)2(Si3O10)(V5+O4)(OH)6	Ca4Mn3+2Al2(Mn3+Mg)(SiO4)2(Si3O10)(VO4)(OH)6	Ca Mn Al Mg Si O V H	IMA2016-072		Italy	2016	Approved	Ardennite		Kampf A R	Carbone C	Belmonte D	Nash B P	Chiappino L	Castellaro F (2017) Alpeite	Ca_4_Mn^3+^_2_Al_2_(Mn^3+^Mg)(SiO_4_)_2_(Si_3_O_10_)(V^5+^O_4_)(OH)_6_ a new ardennite-group mineral from Italy. 29	907-914	orthorhombic	100
Alpersite	MgS6+O4·7H2O	Mg(SO4)·7H2O	Mg S O H	IMA2003-040		USA	2003	Approved	Melanterite	melanterite	Peterson R C	Hammarstrom J M	Seal R R (2006) Alpersite (Mg	Cu)SO<sub>4</sub>·7H<sub>2</sub>O	a new mineral of the melanterite group	and cuprian pentahydrite: Their occurrence within mine waste	American Mineralogist 91	261-269
Chemical formula changed from (Mg	Cu)SO_4_·7H_2_O:
Miyawaki R	Hatert F	Pasero M	Mills S J (2019) IMA Commission on New Minerals	Nomenclature and Classification (CNMNC) Newsletter 50. New minerals and nomenclature modifications approved in 2019. Mineralogical Magazine 83	615-620	monoclinic	2500
Alsakharovite-Zn	NaSrKZn2+(Ti4+	Nb5+)4(Si4O12)2(O	OH)4·7H2O	NaSrKZn(Ti	Nb)4(Si4O12)2(O	OH)4·7H2O	Na Sr K Zn Ti Nb Si O H	IMA2002-003		Russia	2002	Approved	Labuntsovite	labuntsovite	Pekov I V	Chukanov N V	Zadov A E	Rosenberg K A	Rastsvetaeva R K (2003) Alsakharovite-Zn	NaSrKZn(Ti	Nb)<sub>4</sub>[Si<sub>4</sub>O<sub>12</sub>]<sub>2</sub>(O	OH)<sub>4</sub>·7H<sub>2</sub>O	a new mineral of the labuntsovite group from Lovozero massif	Kola Peninsula	Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 132(1)	52-58	monoclinic	370
Alstonite	BaCa(CO3)2	BaCa(CO3)2	Ba Ca C O		R050483 R090049	United Kingdom	1841	Grandfathered|Approved	Alstonite		Breithaupt A (1841) Holoëdrites syntheticus oder alstonit	Vollständiges Handbuch der Mineralogie 2	255-256	orthorhombic|triclinic	2070
Altaite	Pb2+Te2-	PbTe	Pb Te		R060939	Kazakhstan	1845	Grandfathered|Approved	Rocksalt	galena	Haidinger W (1845) Zweite Klasse: Geogenide. XII. Ordung. Metalle. II. Tellur. Altait	in Handbuch der Bestimmenden Mineralogie	Bei Braumüller and Seidel (Wien) 556-559	cubic	4000
Alterite	Zn2+2Fe3+4(S6+O4)4((C2)6+O4)2(OH)4·17H2O	Zn2Fe3+4(SO4)4(C2O4)2(OH)4·17H2O	Zn Fe S O C H	IMA2018-070	R180005	USA	2018	Approved|Pending publication			Yang	H.	Gibbs	R.B.	Evans	S.H.	Downs	R.T. and Jabrin	Z. (2018) Alterite	IMA 2018-070. CNMNC Newsletter No. 45	October 2018	page xxx; Mineralogical Magazine	82	xxx-xxx	monoclinic
Althausite	Mg4(PO4)2(OH	O)(F	[box])	Mg4(PO4)2(OH	O)(F	[box])	Mg P O H F	IMA1974-050	R070113	Norway	1974	Approved			Raade G	Tysseland M (1975) Althausite	a new mineral from Modum	Norway	Lithos 8	215-219
Chemical formula revised:
Rømming C	Raade G (1980) The crystal structure of althausite	Mg<sub>4</sub>(PO<sub>4</sub>)<sub>2</sub>(OH	O)(F	[box])	American Mineralogist 65	488-498	orthorhombic	582
Althupite	AlTh4+(U6+O2)7(PO4)4O2(OH)5·15H2O	AlTh(UO2)7(PO4)4O2(OH)5·15H2O	Al Th U O P H	IMA1986-003		Democratic Republic of the Congo	1986	Approved		phosphuranylite	Piret P	Deliens M (1987) Les phosphates d'uranyle et d'aluminium de Kobokobo IX. L'althupite AlTh(UO<sub>2</sub>)[(UO<sub>2</sub>)<sub>3</sub>O(OH)PO<sub>4</sub>)<sub>2</sub>]<sub>2</sub>(OH)<sub>3</sub>·15H<sub>2</sub>O	nouveau mineral; properties et structures cristalline	Bulletin de Minéralogie 110	65-72	triclinic	975.3
Altisite	Na3K6Ti4+2Al2Si8O26Cl3	Na3K6Ti2Al2Si8O26Cl3	Na K Ti Al Si O Cl	IMA1993-055		Russia	1993	Approved	Lemoynite		Khomyakov A P	Nechelyustov G N	Ferraris G	Ivaldi G (1994) Altisite Na<sub>3</sub>K<sub>6</sub>Ti<sub>2</sub>Al<sub>2</sub>Si<sub>8</sub>O<sub>26</sub>Cl<sub>3</sub> – a new mineral	Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 123(6)	82-86	monoclinic	413.6
Aluminite	Al2S6+O4(OH)4·7H2O	Al2(SO4)(OH)4·7H2O	Al S O H		R060691	Germany	1805	Grandfathered|Approved	Aluminite		Haberle C C (1805) IV. Flóz- Trapp- Gebirgsarten	in Beitráge zu einer allgemeinen Einleitung in das Studium der Mineralogie	Berlage des Landes - Industrie - Comptoirs (Weimar) 262	335	monoclinic	3110
Aluminium	Al	Al	Al	IMA1980-085a	R070230	Russia	1978	Approved	Copper	lead	Oleinikov B V	Okrugin A V	Leskova N V (1978) Petrological significance of the occurence of native aluminum in basic rocks	Doklady Akademii Nauk SSSR 243	191-194	cubic	419
Aluminobarroisite	[box]NaCa(Mg3Al2)(Si7Al)O22(OH)2	[box]NaCa(Mg3Al2)(Si7Al)O22(OH)2	Na Ca Mg Al Si O H						Amphibole	amphibole-group 3 Na-Ca	Defined by IMA nomenclature commission and named alumino-barroisite:
Leake B E (1978) Nomenclature of amphiboles	American Mineralogist 63	1023-1052
Name changed to aluminobarroisite:
Leake B E	Woolley A R	Arps C E S	Birch W D	Gilbert M C	Grice J D	Hawthorne F C	Kato A	Kisch H J	Krivovichev V G	Linthout K	Laird J	Mandarino J A	Maresch W V	Nickel E H	Rock N M S	Schumacher J C	Smith D C	Stephenson N C N	Ungaretti L	Whittaker E J W	Youzhi G (1997) Nomenclature of amphiboles: report of the Subcommittee on Amphiboles of the International Mineralogical Association	Commission on New Minerals and Mineral Names	The Canadian Mineralogist 35	219-246
Aluminoceladonite	KMgAlSi4O10(OH)2	K(Mg	Fe2+)Al(Si4O10)(OH)2	K Mg Al Si O H			Austria / Poland	1883	Approved	Mica	mica-true micas	Originally named leucophyllite:
Starkl G (1883) Ueber neue Mineralvorkommnisse in Oesterreich	Jahrbuch der Kaiserlich-Königlichen Geologischen Reichsanstalt 33	635-658
Renamed to avoid confusion with the name of a rock:
Rieder M	Cavazzini G	D’Yakonov Y S	Frank-Kamenetskii V A	Gottardt G	Guggenheim S	Koval P V	Muller G	Neiva A M R	Radoslovich E W	Robert J L	Sassi F P	Takeda H	Weiss Z	Wones D R (1998) Nomenclature of the micas	The Canadian Mineralogist 36	905-912	monoclinic|hexagonal	1060
Aluminocerite-(Ce)	(Ce	Ca)9Al(SiO4)3(SiO3OH)4(OH)3	(Ce	REE	Ca)9(Al	Fe3+)(SiO4)3[SiO3(OH)]4(OH)3	Ce Ca Al Si O H	IMA2007-060		Italy	2007	Approved	Whitlockite		Nestola F	Guastoni A	Cámara F	Secco L	Dal Negro A	Pedron D	Beran A (2009) Aluminocerite-Ce: A new species from Baveno	Italy: Description and crystal-structure determination	American Mineralogist 94	487-493	hexagonal	485
Aluminocopiapite	(Al	Mg)Fe3+4(S6+O4)6(OH	O)2·20H2O	(Al	Mg)Fe3+4(SO4)6(OH	O)2·20H2O	Al Mg Fe S O H			USA	1947	Grandfathered|Approved	Copiapite	copiapite	Berry L G (1947) Composition and optics of copiapite	University of Toronto Studies: VI. Geological Series 51	21-34	triclinic	470
Aluminocoquimbite	AlFe3+(S6+O4)3·9H2O	AlFe(SO4)3·9H2O	Al Fe S O H	IMA2009-095		Italy	2009	Approved	Coquimbite		Demartin F	Castellano C	Gramaccioli C M	Campostrini I (2010) Aluminocoquimbite	AlFe(SO<sub>4</sub>)<sub>3</sub>·9H<sub>2</sub>O	a new aluminum iron sulfate from Grotta dell'Allume	Vulcano	Aeolian Islands	Italy	The Canadian Mineralogist 48	1465-1468	hexagonal
Alumino-ferrobarroisite	[box]NaCa(Fe2+3Al2)(Si7Al)O22(OH)2	[box]NaCa[Fe2+3Al2](Si7Al)O22(OH)2	Na Ca Fe Al Si O H						Amphibole	amphibole-group 3 Na-Ca	Defined by IMA nomenclature commission:
Leake B E	Woolley A R	Arps C E S	Birch W D	Gilbert M C	Grice J D	Hawthorne F C	Kato A	Kisch H J	Krivovichev V G	Linthout K	Laird J	Mandarino J A	Maresch W V	Nickel E H	Rock N M S	Schumacher J C	Smith D C	Stephenson N C N	Ungaretti L	Whittaker E J W	Youzhi G (1997) Nomenclature of amphiboles: Report of the subcommittee on amphiboles of the International Mineralogical Association	commission on new minerals and mineral names	The Canadian Mineralogist 35	219-246
Alumino-ferrohornblende	Ca2(Fe2+4Al)(Si7Al)O22(OH)2	Ca2Fe2+4Al(Si7Al)O22(OH)2	Ca Fe Al Si O H						Amphibole-amphiboles calcic
Alumino-ferrotschermakite	[box]Ca2(Fe2+3Al2)(Si6Al2)O22(OH)2	[box]Ca2[Fe2+3Al2](Si6Al2)O22(OH)2	Ca Fe Al Si O H						Amphibole	amphibole-group 2 Ca	Defined by IMA nomenclature commission:
Leake B E	Woolley A R	Arps C E S	Birch W D	Gilbert M C	Grice J D	Hawthorne F C	Kato A	Kisch H J	Krivovichev V G	Linthout K	Laird J	Mandarino J A	Maresch W V	Nickel E H	Rock N M S	Schumacher J C	Smith D C	Stephenson N C N	Ungaretti L	Whittaker E J W	Youzhi G (1997) Nomenclature of amphiboles: Report of the subcommittee on amphiboles of the International Mineralogical Association	commission on new minerals and mineral names	The Canadian Mineralogist 35	219-246
Alumino-ferrowinchite	[box]NaCa(Fe2+	Al)5Si8O22(OH)2	[box]NaCa(Fe2+	Al)5Si8O22(OH)2	Na Ca Fe Al Si O H						Amphibole-amphiboles sodic-calcic		Leake B E	Woolley A R	Arps C E S	Birch W D	Gilbert M C	Grice J D	Hawthorne F C	Kato A	Kisch H J	Krivovichev V G	Linthout K	Laird J	Mandarino J A	Maresch W V	Nickel E H	Rock N M S	Schumacher J C	Smith D C	Stephenson N C N	Ungaretti L	Whittaker E J W	Youzhi G (1997) Nomenclature of amphiboles: Report of the subcommittee on amphiboles of the International Mineralogical Association	commission on new minerals and mineral names	The Canadian Mineralogist 35	219-246
Aluminokatophorite	Na2CaFe2+4Al(Si7Al)O22(OH)2	Na2CaFe2+4Al(Si7Al)O22(OH)2	Na Ca Fe Al Si O H						Amphibole-amphiboles sodic-calcic	amphibole-group 3 Na-Ca
Alumino-magnesiohornblende	Ca2(Mg4Al)(Si7Al)O22(OH)2	Ca2(Mg4Al)(Si7Al)O22(OH)2	Ca Mg Al Si O H						Amphibole-amphiboles calcic
Aluminomagnesiohulsite	Mg2AlO2(BO3)	Mg2AlO2(BO3)	Mg Al O B	IMA2002-038		Russia	2002	Renamed|Approved	Hulsite	pinakiolite	Pertsev N N	Schreyer W	Armbruster T	Bernhardt H J	Medenbach O (2004) Alumino-magnesiohulsite	a new member of the hulsite group	in kotoite marble from east of Verkhoyansk	Sakha-Yakutia	Russia	European Journal of Mineralogy 16	151-161
Name changed from alumino-magnesiohulsite:
Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes	hyphens and diacritical marks	The Mineralogical Record 39	131-135	monoclinic	2058
Alumino-magnesiotaramite	Na2CaMg3Al2(Si6Al2)O22(OH)2	Na2CaMg3Al2(Si6Al2)O22(OH)2	Na Ca Mg Al Si O H	IMA2006-024					Amphibole	amphibole-group 3 Na-Ca	Oberti R	Boiocchi M	Smith D C	Medenbach O (2007) Aluminotaramite	alumino-magnesiotaramite	and fluoro-alumino-magnesiotaramite: mineral data and crystal chemistry	American Mineralogist 92	1428-1435	monoclinic
Alumino-ottoliniite	[box]NaLi(Mg3Al2)Si8O22(OH)2	[box]NaLi(Mg3Al2)Si8O22(OH)2	Na Li Mg Al Si O H						Amphibole-amphiboles Na-Ca-Mg-Fe-Mn-Li		Leake B E	Woolley A R	Birch W D	Burke E A J	Ferraris G	Grice J D	Hawthorne F C	Kisch H J	Krivovichev V G	Schumacher J C	Stephenson N C N	Whittaker E J W (2003) Nomenclature of amphiboles: additions and revisions to the International Mineralogical Association’s 1997 recommendations	The Canadian Mineralogist 41	1355-1362
Aluminopyracmonite	(N3-H4)3Al(S6+O4)3	(NH4)3Al(SO4)3	N H Al S O	IMA2012-075		Italy	2012	Approved	Pyracmonite		Demartin F	Castellano C	Campostrini I (2013) Aluminopyracmonite	(NH_4_)_3_Al(SO_4_)_3_	a new ammonium aluminium sulfate from La Fossa crater	Vulcano	Aeolian Islands	Italy	Mineralogical Magazine 77	443-451	hexagonal	0
Aluminosugilite	KNa2Al2Li3Si12O30	KNa2Al2Li3Si12O30	K Na Al Li Si O	IMA2018-142		Italy	2019	Approved|Pending publication	Milarite		Nagashima	M.	Fukuda	C.	Matsumoto	T.	Imaoka	T.	Odicino	G. and Armellino	G. (2019) Aluminosugilite	IMA 2018-142. CNMNC Newsletter No. 49: Mineralogical Magazine	83	doi:10.1180/mgm.2019.35
Aluminotschermakite	[box]Ca2(Mg3Al2)(Si6Al2)O22(OH)2	[box]Ca2(Mg3Al2)(Si6Al2)O22(OH)2	Ca Mg Al Si O H						Amphibole	amphibole-group 2 Ca	Defined by IMA nomenclature commission:
Leake B E (1978) Nomenclature of amphiboles	American Mineralogist 63	1023-1052
Name changed from alumino-tschermakite:
Leake B E	Woolley A R	Arps C E S	Birch W D	Gilbert M C	Grice J D	Hawthorne F C	Kato A	Kisch H J	Krivovichev V G	Linthout K	Laird J	Mandarino J A	Maresch W V	Nickel E H	Rock N M S	Schumacher J C	Smith D C	Stephenson N C N	Ungaretti L	Whittaker E J W	Youzhi G (1997) Nomenclature of amphiboles: Report of the subcommittee on amphiboles of the International Mineralogical Association	commission on new minerals and mineral names	The Canadian Mineralogist 35	219-246
Aluminowinchite	NaCa(Mg4Al)Si8O22(OH)2	NaCa(Mg4Al)Si8O22(OH)2	Na Ca Mg Al Si O H						Amphibole-amphiboles sodic-calcic
Alum-(K)	KAl(SO4)2·12H2O	KAl(SO4)2·12H2O	K Al S O H		R040134 R060014 R060528	Italy ?	1951	Approved|Renamed	Alum	alum	Pliny (77) Book XXXV	Chapter 52. Alumen	and the several varieties of it; thirty-eight remedies	in The Natural History of Pliny
Potassium species distinguished:
Palache C	Berman H	Frondel C (1951) 29.5.5.1 Potash alum [KAl(SO<sub>4</sub>)<sub>2</sub>·12H<sub>2</sub>O]	in The System of Mineralogy	Volume II	Seventh Edition	John Wiley and Sons	Inc (New York) 472-474
Name changed from potassium alum:
Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes	hyphens and diacritical marks	The Mineralogical Record 39	131-135	cubic	3110
Alum-(Na)	NaAl(SO4)2·12H2O	NaAl(SO4)2·12H2O	Na Al S O H		R110204	?	1951	Renamed|Approved	Alum	alum	Pliny (77) Book XXXV	Chapter 52. Alumen	and the several varieties of it; thirty-eight remedies	in The Natural History of Pliny
Sodium species distinguished:
Palache C	Berman H	Frondel C (1951) 29.5.5.2 Soda alum [NaAl(SO<sub>4</sub>)<sub>2</sub>·12H<sub>2</sub>O]	in The System of Mineralogy	Volume II	Seventh Edition	John Wiley and Sons	Inc (New York) 474-474
Name changed from soda alum:
Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes	hyphens and diacritical marks	The Mineralogical Record 39	131-135	cubic	35.7
Alumoåkermanite	(Ca	Na)2(Al	Mg	Fe2+)(Si2O7)	(Ca	Na)2(Al	Mg	Fe2+)(Si2O7)	Ca Na Al Mg Fe Si O	IMA2008-049		Tanzania	2008	Approved	Melilite		Wiedenmann D	Zaitsev A N	Britvin S N	Krivovichev S V	Keller J (2009) Alumoåkermanite	(Ca	Na)<sub>2</sub>(Al	Mg	Fe<sup>2+</sup>)(Si<sub>2</sub>O<sub>7</sub>)	a new mineral from the active carbonatite-nephelinite-phonolite volcano Oldoinyo Lengai	northern Tanzania	Mineralogical Magazine 73	373-384	tetragonal	354
Alumoedtollite	K2NaCu2+5AlO2(As5+O4)4	K2NaCu5AlO2(AsO4)4	K Na Cu Al O As	IMA2017-020		Russia	2017	Approved	Edtollite		Pekov I V	Zubkova N V	Agakhanov A A	Ksenofontov D A	Pautov L A	Sidorov E G	Britvin S N	Vigasina M F	Pushcharovsky D Y (2019) New arsenate minerals from the Arsenatnaya fumarole	Tolbachik volcano	Kamchatka	Russia. X. Edtollite	K_2_NaCu_5_Fe^3+^O_2_(AsO_4_)_4_	and alumoedtollite	K_2_NaCu_5_AlO_2_(AsO_4_)_4_. Mineralogical Magazine 83	485-495	triclinic	3.6E-5
Alumohydrocalcite	CaAl2(CO3)2(OH)4·3H2O	CaAl2(CO3)2(OH)4·4H2O	Ca Al C O H		R061067 R070516	Russia	1926	Approved	Alumohydrocalcite		Bilibine G (1926) Alumohydrocalcite - a new species	Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 55	243-258
Chemical formula revised from CaAl_2_(CO_3_)_2_(OH)_4_·3H_2_O:
Stachowicz M	Parafiniuk J	Wilson C	Coles S	Woźniak K (2015) Applications of Hirshfeld surfaces to mineralogy: An example of alumohydrocalcite	and the classification of the dundasite group minerals. American Mineralogist 100	110-119		372
Alumoklyuchevskite	K3Cu2+3AlO2(SO4)4	K3Cu2+3AlO2(SO4)4	K Cu Al O S	IMA1993-004	R070041	Russia	1993	Approved	Klyuchevskite		Gorskaya M G	Vergasova L P	Filatov S K	Rolich D V	Ananiev V V (1995) Alumoklyuchevskite	K<sub>3</sub>Cu<sub>3</sub>AlO<sub>2</sub>(SO<sub>4</sub>)<sub>4</sub>	a new oxysulfate of K	Cu	and Al from volcanic exhalations	Kamchatka	Russia	Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 124(1)	95-100	monoclinic	3.6E-5
Alumotantite	AlTa5+O4	AlTaO4	Al Ta O	IMA1980-025		Russia	1980	Approved			Voloshin A V	Men’shikov Y P	Pakhomovskii Y A (1981) Alumotantite and natrotantite	new tantalum minerals in granitic pegmatites	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 110(3)	338-345	orthorhombic	2527
Alumotungstite	(H2O	Ca)x(W	Al)2(O	OH)6·nH2O	(H2O	Ca)x(W	Al)2(O	OH)6·nH2O	H O Ca W Al	IMA1968-004				Discredited	Pyrochlore		Sahama T G (1981) The secondary tungsten minerals	a review	Mineralogical Record 12	81-87
Discredited	the old samples of this mineral should now be called hydrokenoelsmoreite:
Atencio D	Andrade M B	Christy A G	Gieré R	Kartashov P M (2010) The pyrochlore supergroup of minerals: nomenclature	The Canadian Mineralogist 48	673-698
Alumovesuvianite	Ca19Al(Al10Mg2)Si18O69(OH)9	Ca19Al(Al10Mg2)Si18O69(OH)9	Ca Al Mg Si O H	IMA2016-014		Canada	2016	Approved	Vesuvianite		Panikorovskii T L	Chukanov N V	Aksenov S M	Mazur A S	Avdontseva E Y	Shilovskikh V V	Krivovichev S V (2017) Alumovesuvianite	Ca_19_Al(Al	Mg)_12_Si_18_O_69_(OH)_9_	a new vesuvianite-group member from the Jeffrey mine	Asbestos	Estrie region	Québec. Mineralogy and Petrology 6	833-842	tetragonal	440
Alunite	KAl3(SO4)2(OH)6	KAl3(SO4)2(OH)6	K Al S O H		R060430 R070448	Italy / Ukraine	1565	Approved|Redefined	Alunite-Alunite	alunite-jarosite-alunite subgroup	Originally called alumen de Tolpha:
Gesner C (1565) Alumen	in De omni rerum fossilium genere	gemmis	lapidibus	metallis	et huiusmodi	libri aliquot	plerique nunc primum editi	Excudebat Iacobus Gesnerus 11-13
The mineral was named alunite in this publication:
Beudant F S (1824) 22e espèce. Alunite.	in Traité Élémentaire de Minéralogie	Chez Verdière	Libraire (Paris) 449-450	hexagonal	3200
Alunogen	Al2(SO4)3(H2O)12·5H2O	Al2(SO4)3(H2O)12·5H2O	Al S O H		R060015 R070601	?	1832	Grandfathered|Approved			Beudant F S (1832) Alunogène	sulfate d’alumine	in Traité Élémentaire de Minéralogie	2nd Edition	(Paris) 488-492	triclinic	2500
Alvanite	Zn2+Al4(V5+O3)2(OH)12·2H2O	Zn2+Al4(V5+O3)2(OH)12·2H2O	Zn Al V O H			Kazakhstan	1959	Approved	Chalcoalumite		Ankinovich E A (1959) The new vanadium minerals satpaevite and al’vanite	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 88(2)	157-164
Chemical formula changed from Al_6_(VO_4_)_2_(OH)_12_·5H_2_O to (Zn	Ni)Al_4_(VO_3_)_2_(OH)_12_·2H_2_O:
Dunn P J	Roberts A C	Pertlik F (1990) Alvanite from Kazakhstan	U.S.S.R.: new crystallographic and chemical data	Mineralogical Magazine 54	609-611
Chemical formula changed from (Zn	Ni)Al_4_(VO_3_)_2_(OH)_12_·2H_2_O:
Miyawaki R	Hatert F	Pasero M	Mills S J (2019) IMA Commission on New Minerals	Nomenclature and Classification (CNMNC) Newsletter 50. New minerals and nomenclature modifications approved in 2019. Mineralogical Magazine 83	615-620	monoclinic
Alwilkinsite-(Y)	Y3+(U6+O2)3(S6+O4)2O(OH)3(H2O)7·7H2O	Y(UO2)3(SO4)2O(OH)3(H2O)7·7H2O	Y U O S H	IMA2015-097		USA	2015	Approved			Kampf A R	Plášil J	Čejka J	Marty J	Škoda R	Lapčák L (2017) Alwilkinsite-(Y)	a new rare-earth uranyl sulfate mineral from the Blue Lizard mine	San Juan County	Utah	USA. Mineralogical Magazine 81	895-907	orthorhombic	0
Amakinite	Fe2+(OH)2	Fe(OH)2	Fe O H			Russia	1962	Approved	Brucite	brucite	Kozlov I T	Lershov P P (1962) Amakinite	a new mineral of the brucite-pyrochroite group	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 91(1)	72-77	hexagonal	352
Amamoorite	CaMn2+2Mn3+(Si2O7)O(OH)	CaMn2+2Mn3+(Si2O7)O(OH)	Ca Mn Si O H	IMA2018-105		Australia	2018	Approved|Pending publication	Ilvaite		Townend	R.	Grey	I.E.	Mumme	W. G.	Kampf	A.R.	Roberts	M.	Gable	R.W. and Dale	R. (2018) Amamoorite	IMA 2018-105. CNMNC Newsletter No. 46	December 2018	page 1376; Mineralogical Magazine	82	1369–1379		5.3
Amarantite	Fe3+2O(S6+O4)2·7H2O	Fe3+2O(SO4)2·7H2O	Fe O S H		R050153	Chile	1888	Grandfathered|Approved	Amarantite		Frenzel A (1888) XVII. Mineralogisches. 10. Hohmannit. 11. Amarantit. 12. Vorkommnisse von Ehrenfriedersdorf	Mineralogische und Petrographische Mittheilungen 9	397-400	triclinic	470
Amarillite	NaFe3+(SO4)2·6H2O	NaFe3+(SO4)2·6H2O	Na Fe S O H			Chile	1933	Grandfathered|Approved	Tamarugite		Ungemach M H (1933) Sur quelques minéraux nouveaux	Comptes Rendus de L’Académie des Sciences Paris 197	1132-1134	monoclinic	445
Amblygonite	LiAlPO4F	LiAl(PO4)F	Li Al P O F		R040006 R040067	Germany	1818	Grandfathered|Approved	Titanite-Amblygonite	amblygonite	Breithaupt A (1818) Gattung B. Amblygonit	in Handbuch der Mineralogie von C. A. S. Hoffmann	Volume 4	Craz und Gerlach (Freiberg) 159-161	triclinic	2742
Ambrinoite	[K	(N3-H4)]2(As5+	Sb)6(Sb	As)2S13·H2O	[K	(NH4)]2(As	Sb)6(Sb	As)2S13·H2O	K N H As Sb S O	IMA2009-071		Italy	2009	Approved			Biagioni C	Bonaccorsi E	Pasero M	Moëlo Y	Ciriotti M E	Bersani D	Callegari A M	Boiocchi M (2011) Ambrinoite	(K	NH<sub>4</sub>)<sub>2</sub>(As	Sb)<sub>8</sub>S<sub>13</sub>·H<sub>2</sub>O	a new mineral from Upper Susa Valley	Piedmont	Italy: The first natural (K	NH4)-hydrated sulfosalt	American Mineralogist 96	878-887	triclinic
Ameghinite	NaB3O3(OH)4	NaB3O3(OH)4	Na B O H	IMA1966-034	R060643	Argentina	1966	Approved			Aristarain L F	Hurlbut C S (1967) Ameghinite	Na<sub>2</sub>O·3B<sub>2</sub>O<sub>3</sub>·4H<sub>2</sub>O	a new borate from Argentina	American Mineralogist 52	935-946	monoclinic
Amesite	Mg2Al(AlSiO5)(OH)4	Mg2Al(AlSiO5)(OH)4	Mg Al Si O H		R070132 R070116	USA	1876	Grandfathered|Approved	Serpentine	kaolinite-serpentine-serpentine subgroup	Shepard C U (1876) Order XI. Talcite. Amesine	in Catalogue of minerals found within about 75 miles of Amherst College	Ms	(Amherst) 4-4	triclinic|hexagonal	2749.9
Amicite	K2Na2(Si4Al4O16)·5H2O	K2Na2(Al4Si4O16)·5H2O	K Na Si Al O H	IMA1979-011	R080066	Germany	1979	Approved		zeolite	Alberti A	Hentschel G	Vezzalini G (1979) Amicite	a new natural zeolite	Neues Jahrbuch für Mineralogie	Monatshefte 1979	481-488	monoclinic	413.6
Aminoffite	Ca3(BeOH)2Si3O10	Ca3(BeOH)2Si3O10	Ca Be O H Si		R100055	Sweden	1937	Grandfathered|Approved			Hurlbut C S (1937) Aminoffite	a new mineral from Långban	Geologiska Föreningens i Stockholm Förhandlingar 59	290-292	tetragonal	1000
Ammineite	Cu2+Cl2(N3-H3)2	CuCl2·2NH3	Cu Cl N H	IMA2008-032	R120154 R120155	Chile	2008	Approved			Bojar H P	Walter F	Baumgartner J	Färber G (2010) Ammineite	CuCl<sub>2</sub>(NH<sub>3</sub>)<sub>2</sub>	a new species containing an ammine complex: Mineral data and crystal structure	The Canadian Mineralogist 48	1359-1371	orthorhombic	0
Ammonioalunite	N3-H4Al3(S6+O4)2(OH)6	(NH4)Al3(SO4)2(OH)6	N H Al S O	IMA1986-037	R060873	USA	1986	Approved	Alunite-Alunite	alunite-jarosite-alunite subgroup	Altaner S P	Fitzpatrick J J	Krohn M D	Bethke P M	Hayba D O	Goss J A	Brown Z A (1988) Ammonium in alunites	American Mineralogist 73	145-152	hexagonal	15.2
Ammonioborite	(N3-H4)3B15O20(OH)8·4H2O	(NH4)3B15O20(OH)8·4H2O	N H B O			Italy	1933	Grandfathered|Approved			Schaller W T (1933) Ammonioborite	a new mineral	American Mineralogist 18	480-492	monoclinic	0
Ammoniojarosite	N3-H4Fe3+3(S6+O4)2(OH)6	(NH4)Fe3+3(SO4)2(OH)6	N H Fe S O		R060408	USA	1927	Approved|Redefined	Alunite-Alunite	alunite-jarosite-jarosite subgroup	Shannon E V (1927) Ammoniojarosite	a new mineral of the jarosite group of Utah	American Mineralogist 12	424-426
Reclassified:
Scott K M (1987) Solid solution in	and classification of	gossan-derived members of the alunite-jarosite family	northwest Queensland	Australia	American Mineralogist 72	178-187	hexagonal	1000
Ammoniolasalite	[(N3-H4)2Mg2(H2O)20]·[V5+10O28]	[(NH4)2Mg2(H2O)20]·[V10O28]	N H Mg O V	IMA2017-094		USA	2018	Approved	Lasalite		Kampf A R	Nash B P	Adams P M	Marty J	Hughes J M (2018) Ammoniolasalite	[(NH_4_)_2_Mg_2_(H_2_O)_20_][V_10_O_28_]	a new decavanadate species from the Burro mine	Slick Rock district	Colorado. The Canadian Mineralogist 56	859-869	monoclinic
Ammonioleucite	(N3-H4)AlSi2O6	(NH4)(AlSi2O6)	N H Al Si O	IMA1984-015	R060104	Japan	1984	Approved		zeolite	Hori H	Nagashima K	Yamada M	Miyawaki R	Marubashi T (1986) Ammonioleucite	a new mineral from Tatarazawa	Fujioka	Japan	American Mineralogist 71	1022-1027	tetragonal
Ammoniomagnesiovoltaite	(N3-H4)2Mg5Fe3+3Al(S6+O4)12·18H2O	(NH4)2Mg5Fe3+3Al(SO4)12·18H2O	N H Mg Fe Al S O	IMA2009-040	R130079	Hungary	2009	Approved	Voltaite		Szakáll S	Sajó I	Fehér B	Bigi S	(2012) Ammoniomagnesiovoltaite	a new voltaite-related mineral species from Pécs-Vasas	Hungary	The Canadian Mineralogist 50	65-72	cubic	326
Ammoniomathesiusite	(N3-H4)5(U6+O2)4(S6+O4)4(V5+O5)·4H2O	(NH4)5(UO2)4(SO4)4(VO5)·4H2O	N H U O S V	IMA2017-077		USA	2017	Approved	Mathesiusite		Kampf A R	Plášil J	Nash B P	Marty J (2019) Ammoniomathesiusite	a new uranyl sulfate-vanadate mineral from the Burro mine	San Miguel County	Colorado	USA. Mineralogical Magazine 83	115-121	tetragonal
Ammoniovoltaite	(N3-H4)2Fe2+5Fe3+3Al(S6+O4)12(H2O)18	(NH4)2Fe2+5Fe3+3Al(SO4)12(H2O)18	N H Fe Al S O	IMA2017-022		Russia	2017	Approved	Voltaite		Zhitova E S	Siidra O I	Belakovsky D I	Shilovskikh V V	Nuzhdaev A A	Ismagilova R M (2018) Ammoniovoltaite	(NH_4_)_2_Fe^2+^_5_Fe^3+^_3_Al(SO_4_)_12_(H_2_O)_18_	a new mineral from the Severo-Kambalny geothermal field	Kamchatka	Russia. Mineralogical Magazine 82	1057-1077	cubic
Ammoniozippeite	(N3-H4)2[(U6+O2)2(S6+O4)O2]·H2O	(NH4)2[(UO2)2(SO4)O2]·H2O	N H U O S	IMA2017-073		USA	2017	Approved	Zippeite		Kampf A R	Plášil J	Olds T A	Nash B P	Marty J (2018) Ammoniozippeite	a new uranyl sulfate mineral from the Blue Lizard mine	San Juan County	Utah	and the Burro mine	San Miguel County	Colorado	USA. The Canadian Mineralogist 56	235-245	orthorhombic	252
Amstallite	CaAl(Si	Al)4O8(OH)4·(H2O	Cl)	CaAl[(Al	Si)4O8(OH)2](OH)2·(H2O	Cl)	Ca Al Si O H Cl	IMA1986-030		Austria	1986	Approved			Quint R (1987) Description and crystal structure of amstallite	CaAl(OH)<sub>2</sub>[Al<sub>0.8</sub>Si<sub>3.2</sub>O<sub>8</sub>(OH)<sub>2</sub>]·[(H<sub>2</sub>O)<sub>0.8</sub>Cl<sub>0.2</sub>]	a new mineral from Amstall	Austria	Neues Jahrbuch für Mineralogie	Monatshefte 1987	253-262	monoclinic
Analcime	NaAlSi2O6·H2O	Na(AlSi2O6)·H2O	Na Al Si O H		R040128 R050094 R060023 R120095	Italy	1797	Approved		zeolite	Haüy R J (1797) Analcime	Journal des Mines 5	278-279	tetragonal|cubic	monoclinic	orthorhombic	hexagonal	2680
Anandite	BaFe2+3(Si3Fe3+)O10S(OH)	BaFe2+3(Si3Fe3+)O10S(OH)	Ba Fe Si O S H	IMA1966-005		Sri Lanka	1966	Approved	Clay	mica-brittle micas	Pattiaratchi D B	Saari E	Sahama T G (1967) Anandite	a new barium iron silicate from Wilagedera	North Western Province	Ceylon	Mineralogical Magazine 36	1-4	monoclinic|orthorhombic	542
Anapaite	Ca2Fe2+(PO4)2·4H2O	Ca2Fe2+(PO4)2·4H2O	Ca Fe P O H		R050510 R141081	Russia	1902	Grandfathered|Approved			Sachs A (1902) Über anapait	ein neues kalkeisenphosphat von Anapa am Schwarzen Meere	Sitzungsberichte der Königlich Preussischen Akademie der Wissenschaften 1902	18-21	triclinic	390
Anatacamite	Cu2+2Cl(OH)3	Cu2Cl(OH)3	Cu Cl O H	IMA2009-042		Chile	2009	Discredited			Malcherek T	Schlüter J (2010) Anatacamite from La Vendida mine	Sierra Gorda	Atacama desert	Chile: a triclinic polymorph of Cu<sub>2</sub>(OH)<sub>3</sub>Cl	Neues Jahrbuch für Mineralogie	Abhandlungen 187	307-312
Discredited:
Hålenius U	Hatert F	Pasero M	Mills S J (2015) IMA Commission on New Minerals	Nomenclature and Classification (CNMNC) Newsletter 26. New minerals and nomenclature modifications approved in 2015. Mineralogical Magazine 79	941-947	triclinic
Anatase	Ti4+O2	TiO2	Ti O		R060277 R070582 R120013 R120064	France	1801	Approved			Haüy R J (1801) Anatase	Traité de Minéralogie 3	129-136	tetragonal	3074
Anatolyite	Na6(Ca	Na)(Mg	Fe3+)3Al(As5+O4)6	Na6(Ca	Na)(Mg	Fe3+)3Al(AsO4)6	Na Ca Mg Fe Al As O	IMA2016-040		Russia	2016	Approved|Pending publication	Yurmarinite		Pekov	I.V.	Lykova	I.S.	Yapaskurt	V.O.	Belakovskiy	D.I.	Turchkova	A.G.	Britvin	S.N.	Sidorov	E.G. and Scheidl	K.S. (2016) Anatolyite	IMA2016-040. CNMNC Newsletter No. 33	October 2016	page 1137; Mineralogical Magazine	80	1135–1144	hexagonal	3.6E-5
Ancylite-(Ce)	CeSr(CO3)2(OH)·H2O	CeSr(CO3)2(OH)·H2O	Ce Sr C O H		R060218	Denmark (Greenland)	1901	Approved	Ancylite	ancylite	Flink G (1901) On the minerals from Narsarsuk on the Firth of Tunugdliarfik in Southern Greenland. 11 Ancylite	Meddelelser om Grønland 24	49-56
Name changed from ancylite:
Nickel E H	Mandarino J A (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature	American Mineralogist 72	1031-1042	orthorhombic	2500
Ancylite-(La)	LaSr(CO3)2(OH)·H2O	LaSr(CO3)2(OH)·H2O	La Sr C O H	IMA1995-053		Russia	1995	Approved	Ancylite	ancylite	Yakovenchuk V N	Menshikov Y P	Pakhomovsky Y A	Ivanyuk G Y (1997) Ancylite-(La) Sr(La	Ce)(CO<sub>3</sub>)<sub>2</sub>·(OH)·H<sub>2</sub>O – a new carbonate from hydrothermal vein at the Kukisvumchorr mountain (Khibiny massif) and its comparison with ancylite-(Ce)	Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 126(1)	96-108	orthorhombic	485
Andalusite	Al2SiO5	Al2SiO5	Al Si O		R050258 R050449 R050561 R050626 R060197 R060212	Spain	1798	Grandfathered|Approved	Andalusite	andalusite	Delamétherie J C (1798) Sur une pierre de l'andalousie	Journal de Physique	de Chimie et d'Histoire Naturelle et des Arts 46	386-387	orthorhombic	4000
Andersonite	Na2Ca(UO2)(CO3)3·5-6H2O	Na2Ca(UO2)(CO3)3·5-66H2O	Na Ca U O C H		R080133	USA	1951	Grandfathered|Approved			Axelrod J M	Grimaldi F S	Milton C	Murata K J (1951) The uranium minerals from the Hillside mine	Yavapai County	Arizona	American Mineralogist 36	1-22	hexagonal	399
Andesine	Na0.7-0.5Ca0.3-0.5Al1.3-1.5Si2.7-2.5O8	(Na	Ca)(Si	Al)4O8	Na Ca Si Al O					Grandfathered	Feldspar		Berzelius J (1842) Mineralogie. Andesin	Jahres-Bericht über die Fortschritte der Chemie und
Mineralogie 21	167-168
A mixture of albite and anorthite	triclinic
Andorite IV	AgPbSb3S6	AgPbSb3S6	Ag Pb Sb S			Bolivia	1893	Grandfathered|Approved	Lillianite		Brögger W C (1893) VIII. Sundtit	ein neues Mineral von Oruro in Bolivia	Zeitschrift für Kristallographie 21	193-199
Name changed to indicate the andorite phase with multiple of 4 units along its c-axis:
Donnay J D H	Donnay G (1954) Syntaxic intergrowths in the andorite series	American Mineralogist 39	161-171
Chemical formula changed from Ag_15_Pb_18_Sb_47_S_96_:
Nespolo M	Ozawa T	Kawasaki Y	Sugiyama K (2012) Structural relations and pseudosymmetries in the andorite homologous series	Journal of Mineralogical and Petrological Sciences 107	226-243	monoclinic|orthorhombic	45
Andorite VI	AgPbSb3S6	AgPbSb3S6	Ag Pb Sb S		R060673 R070718 R100212	Romania	1892	Grandfathered|Approved	Lillianite		Krenner J S (1892) Andorit	uj hazai ezüstércz	Matematikai és Természettudományi Értesitö 11	119-122
This is the original andorite	also known as senandorite. Name changed to indicate the multiple of 6 units along its c-axis:
Donnay J D H	Donnay G (1954) Syntaxic intergrowths in the andorite series	American Mineralogist 39	161-171	orthorhombic	164
Andradite	Ca3Fe3+2(SiO4)3	Ca3Fe3+2(SiO4)3	Ca Fe Si O		R040001 R050256 R050311 R050377 R060358 R060350 R060326 R060423 R060449 R070722 R100049 R100138 R120004	Norway	1868	Grandfathered|Approved	Garnet	garnet	Dana J D	Brush G J (1868) E. Lime-Irongarnet; Andradite	in A System of Mineralogy	Fifth Edition	John Wiley and Sons (New York) 268-270	cubic|triclinic	4568.5
Andreadiniite	CuHgAg7Pb7Sb24S48	CuHgAg7Pb7Sb24S48	Cu Hg Ag Pb Sb S	IMA2014-049		Italy	2014	Approved	Lillianite		Biagioni C	Moëlo Y	Orlandi P	Paar W H (2018) Lead-antimony sulfosalts from Tuscany (Italy). XXIII. Andreadiniite	CuAg_7_HgPb_7_Sb_24_S_48_	a new oversubstituted (Cu	Hg)-rich member of the andorite homeotypic series from the Monte Arsiccio mine	Apuan Alps. European Journal of Mineralogy 30	1021-1035	monoclinic	27
Andrémeyerite	BaFe2+2Si2O7	BaFe2+2(Si2O7)	Ba Fe Si O	IMA1972-005		Democratic Republic of the Congo	1972	Approved|Renamed			Sahama T G	Siivola J	Rehtijärvi P (1973) Andremeyerite	a new barium iron silicate	from Nyiragongo	Zaire	Bulletin of the Geological Society of Finland 45	1-8	monoclinic|orthorhombic
Andreyivanovite	FeCrP	FeCrP	Fe Cr P	IMA2006-003		Yemen (meteorite)	2006	Approved			Zolensky M	Gounelle M	Mikouchi T	Ohsumi K	Le L	Hagiya K	Tachikawa O (2008) Andreyivanovite: A second new phosphide from the Kaidun meteorite	American Mineralogist 93	1295-1299	orthorhombic
Andrianovite	Na12(K	Sr	Ce3+)3Ca6Mn2+3Zr4+3Nb5+Si25O73(O	H2O	OH)5	Na12(K	Sr	Ce)3Ca6Mn3Zr3Nb(Si25O73)(O	H2O	OH)5	Na K Sr Ce Ca Mn Zr Nb Si O H	IMA2007-008		Russia	2007	Approved	Eudialyte	eudialyte	Khomyakov A P	Nechelyustov G N	Rastsvetaeva R K	Rozenberg K A (2008) Andrianovite	Na<sub>12</sub>(K	Sr	Ce)<sub>3</sub>Ca<sub>6</sub>Mn<sub>3</sub>Zr<sub>3</sub>NbSi<sub>25</sub>O<sub>73</sub>(O	H<sub>2</sub>O	OH)<sub>5</sub>	a new potassium-rich mineral of the eudialyte group from Khibiny Alkaline Massif	Kola Peninsula	Russia	Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 137(2)	43-52	hexagonal	413.6
Anduoite	RuAs2	RuAs2	Ru As			China	1979	Approved		Marcasite-Löllingite-Löllingite subgroup	Chromium Group and Electron Probe Group	Institute of Utilization	Chinese Academy of Geological Science; Platinum Group and Electron Probe Group	Institute of Geology and Mineral Resources	Chinese Academy of Geological Science; X-ray Laboratory	Wuhan Geologic College; and X-ray Laboratory	Institute of Geology	Academia Sinica (1979) Anduoite	a new ruthenium arsenide	Kexue Tongbao 15	704-708	orthorhombic	2500
Andychristyite	Pb2+Cu2+Te6+O5(H2O)	PbCu2+Te6+O5(H2O)	Pb Cu Te O H	IMA2015-024		USA	2015	Approved			Kampf A R	Cooper M A	Mills S J	Housley R M	Rossman G R (2016) Lead-tellurium oxysalts from Otto Mountain near Baker	California	USA: XII. Andychristyite	PbCu^2+^Te^6+^O_5_(H_2_O)	a new mineral with hcp stair-step layers. Mineralogical Magazine 80	1055-1065	triclinic	946
Andymcdonaldite	Fe3+2Te6+O6	Fe2TeO6	Fe Te O	IMA2018-141		USA	2019	Approved|Pending publication	Tapiolite		Raudsepp	M.	Coolbaugh	M.F.	McCormack	J.K.	Czech	E. and McMillan	R. (2019) Andymcdonaldite	IMA 2018-141. CNMNC Newsletter No. 49: Mineralogical Magazine	83	doi:10.1180/mgm.2019.35
Andyrobertsite	KCd2+Cu2+5(As5+O4)4[As5+(OH)2O2]·2H2O	KCdCu5(AsO4)4[As(OH)2O2]·2H2O	K Cd Cu As O H	IMA1997-022		Namibia	1997	Approved	Andyrobertsite		Cooper M A	Hawthorne F C	Pinch W W	Grice J D (1999) Andyrobertsite and calcioandyrobertsite: two new minerals from the Tsumeb mine	Tsumeb	Namibia	Mineralogical Record 30	181-186	monoclinic	541
Angarfite	NaFe3+5(PO4)4(OH)4·4H2O	NaFe3+5(PO4)4(OH)4·4H2O	Na Fe P O H	IMA2010-082		Morocco	2010	Approved			Kampf A R	Mills S J	Housley R M	Favreau G	Boulliard J C	Bourgoin V (2012) Angarfite	NaFe<sup>3+</sup><sub>5</sub>(PO<sub>4</sub>)<sub>4</sub>(OH)<sub>4</sub>·4H<sub>2</sub>O	a new mineral species from the Angarf-Sud pegmatite	Morocco: description and crystal structure	The Canadian Mineralogist 50	781-791	orthorhombic	2046
Angastonite	CaMgAl2(PO4)2(OH)4·7H2O	CaMgAl2(PO4)2(OH)4·7H2O	Ca Mg Al P O H	IMA2008-008		Australia	2008	Approved			Mills S J	Groat L A	Wilson S A	Birch W D	Whitfield P S	Raudsepp M (2008) Angastonite	CaMgAl<sub>2</sub>(PO<sub>4</sub>)<sub>2</sub>(OH)<sub>4</sub>·7H<sub>2</sub>O: a new phosphate mineral from Angaston	South Australia	Mineralogical Magazine 72	1011-1020	triclinic
Ángelaite	Cu2AgPbBiS4	Cu2AgPbBiS4	Cu Ag Pb Bi S	IMA2003-064		Argentina	2003	Approved|Renamed	Kobellite		Brodtkorb M K	Parr W (2004) Angelaíta en la paragénesis del distrito Los Manantiales	provincia del Chubut: una nueva especie mineral	Revista de la Asociación Geológica Argentina 59	787-789
Spelling of the name is changed:
Williams P A	Hatert F	Pasero M	Mills S J (2010) IMA Commission on new minerals	nomenclature and classification (CNMNC) Newsletter 6. New minerals and nomenclature modifications approved in 2010	Mineralogical Magazine 74	941-942	orthorhombic	2058
Angelellite	Fe3+4O3(As5+O4)2	Fe3+4O3(AsO4)2	Fe O As			Argentina	1959	Approved			Ramdohr P	Ahlfeld F	Berndt F (1959) Angelellit	ein natürliches triklines eisen-arsenat	2Fe<sub>2</sub>O<sub>3</sub>·As<sub>2</sub>O<sub>5</sub>	Neues Jahrbuch für Mineralogie	Monatshefte 1959	145-151	triclinic
Anglesite	Pb2+S6+O4	Pb(SO4)	Pb S O		R040004 R050052 R050408	United Kingdom	1832	Grandfathered|Approved	Baryte	celestine	Beudant F S (1832) Anglesite	plomb sulfaté	in Traité Élémentaire de Minéralogie	2nd Edition	(Paris) 459-460	orthorhombic	4000
Anhydrite	CaS6+O4	Ca(SO4)	Ca S O		R040012 R040061 R061102	Austria	1794	Grandfathered|Approved			Ludwig C F (1804) A. G. Werners Mineral - System	Erste Klasse Erdige Fossilien	VI. Kalk - Geschlecht	in Handbuch der Mineralogie nach A. G. Werner Volume 2	Siegfried Lebrecht Crusius (Leipzig) 209-212	orthorhombic	2816
Anhydrokainite	KMgS6+O4Cl	KMg(SO4)Cl	K Mg S O Cl			Germany	1912	Questionable mineral species|Approved	Chlorothionite		Jänecke E (1912) Über reziproke Salzpaare. II. Das Salzpaar K<sub>2</sub>Cl<sub>2</sub>-MgSO<sub>4</sub>	MgCl<sub>2</sub>-K<sub>2</sub>SO<sub>4</sub>	Zeitschrift für Physikalische Chemie 80	1-12	hexagonal	393
Anilite	Cu7S4	Cu7S4	Cu S	IMA1968-030	R060514 R060688	Japan	1968	Approved	Digenite		Morimoto N	Koto K	Shimazaki Y (1969) Anilite	Cu<sub>7</sub>S<sub>4</sub>	a new mineral	American Mineralogist 54	1256-1269	orthorhombic|unknown	2498
Aniyunwiyaite	Ca3Mn2+Fe2+Al4(PO4)6(OH)4·12H2O	Ca3Mn2+Fe2+Al4(PO4)6(OH)4·12H2O	Ca Mn Fe Al P O H	IMA2018-054		USA	2018	Discredited	Calcioferrite		Grey	I.E.	Kampf	A.R.	Smith	J.B. and Macrae	C.M. (2018) Aniyunwiyaite	IMA2018-054. CNMNC Newsletter No. 45	October 2018	page xxx; Mineralogical Magazine	82	xxx-xxx
Discredited as being kingsmountite:
Miyawaki R	Hatert F	Pasero M	Mills S J (2019) IMA Commission on New Minerals	Nomenclature and Classification (CNMNC) Newsletter 49. New minerals and nomenclature modifications approved in 2019. Mineralogical Magazine 83	479-483		351
Ankangite	Ba(Ti	V3+	Cr3+)8O16	Ba(Ti	V3+	Cr)8O16	Ba Ti V Cr O	IMA1986-026					Coronadite	coronadite	Xiong M	Ma Z	Peng Z (1989) A new mineral - ankangite	Chinese Science Bulletin 34	592-596
Discredited because it is the same as mannardite:
Biagioni C	Capalbo C	Pasero M (2013) Nomenclature tunings in the hollandite supergroup. European Journal of Mineralogy 25	85-90
Ankerite	CaFe2+(CO3)2	Ca(Fe2+	Mg)(CO3)2	Ca Fe C O		R050181 R050197	Austria	1825	Grandfathered|Approved	Dolomite	dolomite	Mineral is named:
Mohs F (1825) Characters of the genera and species of the orders of class II. I. Order. Haloide. V. Lime-haloide. 4. Paratomous. Ankerite	in Treatise on Mineralogy Vol I	translated by Haidinger	Archibald and Co. (Edinburgh) 411-411
Mineral is described:
Mohs F (1825) Paratomous lime-haloide	in Treatise on Mineralogy Vol II	translated by Haidinger	Archibald and Co. (Edinburgh) 100-101	hexagonal	4000
Ankinovichite	Ni2+Al4(V5+O3)2(OH)12·2H2O	NiAl4(V5+O3)2(OH)12·2H2O	Ni Al V O H	IMA2002-063	R060671	Kazakhstan / Kyrgyzstan	2002	Approved	Chalcoalumite		Karpenko V Y	Pautov L A	Sokolova E V	Hawthorne F C	Agakhanov A A	Dikaya T V (2004) Ankinovichite - the nickel analogue of alvanite - a new mineral from Kurumsak (Kazakhstan) and Kara-Chagyr (Kyrgystan)	Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 133(2)	59-70	monoclinic	359
Annabergite	Ni2+3(As5+O4)2·8H2O	Ni3(AsO4)2·8H2O	Ni As O H		R050462 R060564	Germany	1852	Grandfathered|Approved	Vivianite	vivianite	Phillips W	Brooke H J	Miller W H (1852) Annabergite	in An Elementary Introduction to Mineralogy	Longman	Brown	Green	and Longman (London) 503-504	monoclinic	2742
Annite	KFe2+3AlSi3O10(OH)2	KFe2+3(AlSi3O10)(OH)2	K Fe Al Si O H		R060204 R060211	USA	1868	Approved	Clay	mica-true micas	Dana J D	Brush G J (1868) 291. Annite	in A System of Mineralogy	Fifth Edition	John Wiley and Sons (New York) 308-308	monoclinic	2906
Annivite	Cu1+10(Fe2+	Zn2+)2Bi3+4S2-13	Cu6[Cu4(Fe	Zn)2](Bi	Sb	As)4S13	Cu Fe Zn Bi S			Switzerland	1854	Discredited	Tennantite		Fellenberg L R (1854) Über ein eigenthümliches Fahlerz aus dem Einfischthale im Kanton Wallis	Mittheilungen der Naturforschenden Gesellschaft in Bern 317-318	57-59
Discredited:
Miyawaki R	Hatert F	Pasero M	Mills S J (2019) IMA Commission on New Minerals	Nomenclature and Classification (CNMNC) Newsletter 49. New minerals and nomenclature modifications approved in 2019. Mineralogical Magazine 83	479-483		1500
Anorpiment	As3+2S2-3	As2S3	As S	IMA2011-014	R110016	Peru	2011	Approved			Kampf A R	Downs R T	Housley R M	Jenkins R A	Hyršl J (2011) Anorpiment	As<sub>2</sub>S<sub>3</sub>	the triclinic dimorph of orpiment	Mineralogical Magazine 75	2857-2867	triclinic	7
Anorthite	CaAl2Si2O8	Ca(Al2Si2O8)	Ca Al Si O		R040059 R050104 R060082 R060193 R060221 R060275 R070510 R070598 R100170 R130296 R190029	Italy	1823	Grandfathered|Approved	Feldspar	feldspar	Rose G (1823) Ueber den Feldspath	Albit	Labrador und Anorthit	Annalen der Physik und der Physikalischen Chemie 73	173-208	triclinic|unknown	4700
Anorthoclase	(Na	K)AlSi3O8	(Na	K)AlSi3O8	Na K Al Si O					Grandfathered	Feldspar	feldspar	Rosenbusch H (1885) Gruppe der plagioklase	in Mikroskopische Physiographie der Mineralien und Gesteine	E. Schweizerbart´sche Verlagshandlung (Stuttgart) 525-552
A mixture of albite and microcline	triclinic
Anorthominasragrite	V4+O(SO4)·5H2O	V4+O(SO4)·5H2O	V O S H	IMA2001-040		USA	2001	Approved	Minasragrite		Cooper M A	Hawthorne F C	Grice J D	Haynes P (2003) Anorthominasragrite	V<sup>4+</sup>O (SO<sub>4</sub>) (H<sub>2</sub>O)<sub>5</sub>	a new mineral species from Temple Mountain	Emery County	Utah	U.S.A.: Description	crystal structure and hydrogen bonding	The Canadian Mineralogist 41	959-979	triclinic	13
Ansermetite	Mn2+V5+2O6·4H2O	Mn2+V5+2O6·4H2O	Mn V O H	IMA2002-017		Switzerland	2002	Approved			Brugger J	Berlepsch P	Meisser N	Armbruster T (2003) Ansermetite	MnV<sub>2</sub>O<sub>6</sub>·4H<sub>2</sub>O	a new mineral species with V<sup>5+</sup> in five-fold coordination from Val Ferrera	Eastern Swiss Alps	The Canadian Mineralogist 41	1423-1431	monoclinic	100
Antarcticite	CaCl2·6H2O	CaCl2·6H2O	Ca Cl H O	IMA1965-015		Antarctica	1965	Approved			Torii T	Ossaka J (1965) Antarcticite: A new mineral	calcium chloride hexahydrate	discovered in Antarctica	Science 149	975-977	hexagonal	1575
Anthoinite	AlW6+O3(OH)3	AlWO3(OH)3	Al W O H		R070025	Democratic Republic of the Congo	1947	Grandfathered|Approved	Anthoinite		Varlamoff N (1947) Anthoinite	nouveau tungstate hydraté d'alumine	Annales de la Société Géologique de Belgique 70	B153-B166	triclinic	95
Anthonyite	Cu2+(OH)2·3H2O	Cu(OH)2·3H2O	Cu O H			USA	1963	Approved	Anthonyite		Williams S A (1963) Anthonyite and calumetite	two new minerals from the Michigan copper district	American Mineralogist 48	614-619		1080
Anthophyllite	[box]Mg2Mg5Si8O22(OH)2	[box]Mg2Mg5Si8O22(OH)2	Mg Si O H		R070245	Norway	1801	Approved|Redefined	Amphibole	amphibole-group 1 Mg-Fe-Mn-Li	Schumacher C F (1801) Anthophyllit	in Versuch eines Verzeichnisses der in den Dänisch-Nordischen Staaten sich findenden einfachen Mineralien	Brummer (Kopenhagen) 96-96	orthorhombic	4000
Antigorite	Mg3Si2O5(OH)4	Mg3Si2O5(OH)4	Mg Si O H		R070228	Italy / Switzerland	1840	Approved|Redefined	Clay	kaolinite-serpentine-kaolinite subgroup	Schweizer E (1840) Ueber den antigorit	ein neues mineral	Annalen der Physik und Chemie 19	595-599	monoclinic	4700
Antimonselite	Sb2Se3	Sb2Se3	Sb Se	IMA1992-003		China	1992	Approved	Stibnite	stibnite	Chen L	Zhang Q	Li D	Wang G (1993) Antimonselite - a new mineral	Acta Mineralogica Sinica 13	7-11	orthorhombic	443
Antimony	Sb	Sb	Sb		R050654 R070318	Sweden	1748	Grandfathered|Approved	Arsenic	arsenic	Swab A (1748) Berattelse om en nativ regulus antimonii	eller spets glas-kung	Kong. Svenska Vetenskaps-Akademiens Handlingar 9	99-106	hexagonal|cubic	tetragonal	rhombohedral	3640
Antipinite	KNa3Cu2+2((C2)6+O4)4	KNa3Cu2(C2O4)4	K Na Cu C O	IMA2014-027	R160005	Chile	2014	Approved			Chukanov N V	Aksenov S M	Rastsvetaeva R K	Lyssenko K A	Belakovskiy D I	Färber G	Möhn G	Van K V (2015) Antipinite	KNa_3_Cu_2_(C_2_O_4_)_4_	a new mineral species from a guano deposit at Pabellón de Pica	Chile. Mineralogical Magazine 79	1111-1121	triclinic	0
Antitaenite	(Ni	Fe)	(Ni	Fe)	Ni Fe
Antlerite	Cu2+3(S6+O4)(OH)4	Cu2+3(SO4)(OH)4	Cu S O H		R050212 R110045	USA	1889	Approved			Hillebrand W F (1889) Mineralogical Notes. 6. A basic cupric sulphate	Bulletin of the United States Geological Survey 55	48-55	orthorhombic	4000
Antofagastaite	Na2Ca(S6+O4)2·1.5H2O	Na2Ca(SO4)2·1.5H2O	Na Ca S O H	IMA2018-049		Chile	2018	Approved|Pending publication	Syngenite		Pekov	I.V.	Kovrugin	V.M.	Siidra	O.I.	Chukanov	N.V.	Belakovskiy	D.I.	Koshlyakova	N.N.	Yapaskurt	V.O.	Turchkova	A.G. and Möhn	G. (2018) Antofagastaite	IMA2018-049. CNMNC Newsletter No. 45	October 2018	page xxx; Mineralogical Magazine	82	xxx-xxx		3.6E-5
Anyuiite	AuPb2	AuPb2	Au Pb	IMA1987-053		Russia	1987	Approved	Khatyrkite		Razin L V	Sidorenko G A (1989) Anyuiite AuPb<sub>2</sub> - A new intermetallic of gold and lead	Mineralogiceskij Zhurnal 11	88-96	tetragonal	320
Anzaite-(Ce)	Ce3+4Fe2+Ti4+6O18(OH)2	Ce4Fe2+Ti6O18(OH)2	Ce Fe Ti O H	IMA2013-004		Russia	2013	Approved			Chakhmouradian A R	Cooper M A	Medici L	Abdu Y A	Shelukhina Y S (2015) Anzaite-(Ce)	a new rare-earth mineral and structure type from the Afrikanda silicocarbonatite	Kola Peninsula	Russia. Mineralogical Magazine 79	1231-1244	monoclinic	2060
Apachite	Cu2+9Si10O29·11H2O	Cu2+9Si10O29·11H2O	Cu Si O H	IMA1979-022	R060694	USA	1979	Approved			Cesbron F P	Williams S A (1980) Apachite and gilalite	two new copper silicates from Christmas	Arizona	Mineralogical Magazine 43	639-641	monoclinic	545
Apexite	NaMg(P5+O4)·9H2O	NaMg(PO4)·9H2O	Na Mg P O H	IMA2015-002		USA	2015	Approved	Struvite		Kampf A R	Mills S J	Nash B P	Jensen M	Nikischer T (2015) Apexite	NaMg(PO_4_)·9H_2_O	a new struvite-type phase with a heteropolyhedral cluster. American Mineralogist 100	2695-2701	triclinic	0
Aphthitalite	K3Na(SO4)2	K3Na(SO4)2	K Na S O		R050651	Italy	1813	Grandfathered|Approved	Aphthitalite	aphthitalite	Called vesuvian salt:
Smithson J (1813) On a saline substance from Mount Vesuvius	Philosophical Transactions of the Royal Society of London 103	256-262
Named aphthalose:
Beudant F S (1832) Aphthalose	tartre vitriolé	in Traité Élémentaire de Minéralogie	2nd Edition	(Paris) 477-478
Renamed aphthitalite:
Shepard C U (1835) Aphthitalite	Treatise on Mineralogy: second part 1	Hezekiah Howe and Co. and Herrick and Noyes (New Haven	Connecticut	USA) 36-36	hexagonal	594.1
Apjohnite	Mn2+Al2(SO4)4·22H2O	Mn2+Al2(SO4)4·22H2O	Mn Al S O H		R060231	South Africa	1847	Grandfathered|Approved	Halotrichite	halotrichite	Glocker E F (1847) Ordo XVIII. Hydrolyti. I. Hydrolyti ametalli. 24. Halotrichites. Appendix. Apjohnites	in Generum et Specierum Mineralium	Secundum Ordines Naturales Digestorum Synopsis	Apud Eduardum Anton 288-304	monoclinic	1000
Aplowite	Co2+S6+O4·4H2O	Co(SO4)·4H2O	Co S O H	IMA1963-009		Canada	1963	Approved	Starkeyite	ilesite	Jambor J L	Boyle R W (1965) Moorhouseite and aplowite	new cobalt minerals from Walton	Nova Scotia	The Canadian Mineralogist 8	166-171	monoclinic	425
Apuanite	Fe2+Fe3+4Sb3+4O12S	(Fe2+Fe3+2)(Fe3+2Sb3+4)O12S	Fe Sb O S	IMA1978-069	R060674	Italy	1978	Approved	Trippkeite	trippkeite	Mellini M	Merlino S	Orlandi P (1979) Versiliaite and apuanite	two new minerals from the Apuan Alps	Italy	American Mineralogist 64	1230-1234	tetragonal	27
Aqualite	(H3O)8(Na	K	Sr)5Ca6Zr4+3Si26O66(OH)9Cl	(H3O)8(Na	K	Sr)5Ca6Zr3Si26O66(OH)9Cl	H O Na K Sr Ca Zr Si Cl	IMA2002-066	R070413	Russia	2002	Approved	Eudialyte		Khomyakov A P	Nechelyustov G N	Rastsvetaeva R K (2007) Aqualite	(H<sub>3</sub>O)<sub>8</sub>(Na	K	Sr)<sub>5</sub>Ca<sub>6</sub>Zr<sub>3</sub>Si<sub>26</sub>O<sub>66</sub>(OH)<sub>9</sub>Cl	a new eudialyte-group mineral from Inagli alkaline massif (Sakha-Yakutia	Russia)	and the problem of oxonium in hydrated eudialytes	abstract only	Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 136(2)	39-55	hexagonal	500
Aradite	BaCa6(SiO4)(V5+O4)(V5+O4)2F	BaCa6[(SiO4)(VO4)](VO4)2F	Ba Ca Si O V F	IMA2013-047		Israel	2013	Approved|Redefined	Zadovite		Galuskin E V	Gfeller F	Galuskina I O	Pakhomova A	Armbruster T	Vapnik Y	Włodyka R	Dzierżanowski P	Murashko M (2015) New minerals with a modular structure derived from hatrurite from the pyrometamorphic Hatrurim Complex. Part II. Zadovite	BaCa_6_[(SiO_4_)(PO_4_)](PO_4_)_2_F and aradite	BaCa_6_[(SiO_4_)(VO_4_)](VO_4_)_2_F	from paralavas of the Hatrurim Basin	Negev Desert	Israel. Mineralogical Magazine 79	1073-1087	hexagonal	16
Aragonite	CaCO3	Ca(CO3)	Ca C O		R040078 R060195 R080142 R150021	Spain	1788	Grandfathered|Approved	Aragonite	aragonite	Mineral known earlier	but named arragonischer apatit by Werner:
Werner A G (1788) Geschichte	Karakteristik	und kurze chemische Untersuchung des Apatits. IV. Kurze Nachricht von den sogenannten arragonischen Apatiten	Bergmannisches Journal 1	76-96
Renamed arragonite:
Hauy C (1791) Sur l'arragonite de Werner	Bulletin des Science	par la Société Philomathique 2	67-68	orthorhombic	4700
Arakiite	Zn2+Mn2+12Fe3+2(As3+O3)(As5+O4)2(OH)23	ZnMn2+12Fe3+2(As3+O3)(As5+O4)2(OH)23	Zn Mn Fe As O H	IMA1998-062	R060812 R070172	Sweden	1998	Approved	Hematolite		Roberts A C	Grice J D	Cooper M A	Hawthorne F C	Feinglos M N (2000) Arakiite	a new Zn-bearing hematolite-like mineral from Långban	Värmland	Sweden	The Mineralogical Record 31	253-256	monoclinic	1898
Aramayoite	Ag3Sb2(Bi	Sb)S6	Ag3Sb2(Bi	Sb)S6	Ag Sb Bi S		R061071	Bolivia	1926	Grandfathered|Approved	Aramayoite		Spencer L J	Mountain E D (1926) Aramayoite	a new mineral	from Bolivia	Mineralogical Magazine 21	156-162	triclinic	443
Arangasite	Al2(SO4)(PO4)F·9H2O	Al2(SO4)(PO4)F·9H2O	Al S O P F H	IMA2012-018		Russia	2012	Approved			Gamyanin G N	Zayakina N V	Galenchikova L T (2013) Arangasite	Al_2_(PO_4_)(SO_4_)F·7.5H_2_O	a new mineral from Alaskitovoye deposit (Eastern Yakutia	Russia). Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 142(5)	21-30
Chemical formula revised from Al_2_(SO_4_)(PO_4_)F·7.5H_2_O:
Yakubovich O V	Steele I M	Chernyshev V V	Zayakina N V	Gamyanin G N	Karimova O V (2014) The crystal structure of arangasite	Al_2_F(PO_4_)(SO_4_)·9H_2_O determined using low-temperature synchrotron data. Mineralogical Magazine 78	889-903	monoclinic	98
Arapovite	(K1-x[box]x)(Ca	Na)2U4+Si8O20 (x~0.5)	(K1-x[box]x)(Ca	Na)2U4+Si8O20 [x ≈ 0.5]	K Ca Na U Si O	IMA2003-046	R060672	Tajikistan	2003	Approved	Steacyite	iraqite	Agakhanov A A	Pautov L A	Uvarova Y A	Sokolova E V	Hawthorne F C	Karpenko V Y	Dusmatov V D	Semenov E I (2004) Arapovite	(U	Th)(Ca	Na)<sub>2</sub>(K<sub>1-x</sub>[box]<sub>x</sub>)Si<sub>8</sub>O<sub>20</sub>·H_2_O – new mineral	New Data on Minerals. Moscow 39	14-19
Chemical formula revised:
Uvarova Y A	Sokolova E	Hawthorne F C	Agakhanov A A	Pautov L A (2004) The crystal structure of arapovite	U<sup>4+</sup>(Ca	Na)<sub>2</sub>(K<sub>1-x</sub>[box]<sub>x</sub>)[Si<sub>8</sub>O<sub>20</sub>]	x~0.5	a new mineral species of the steacyite group from the Dara-I-Pioz Moraine	Tien-Shan Mountains	Tajikistan	The Canadian Mineralogist 42	1005-1011	tetragonal	359
Aravaipaite	Pb3AlF9·H2O	Pb3AlF9·H2O	Pb Al F H O	IMA1988-021	R100004 R100032	USA	1988	Approved	Aravaipaite		Kampf A R	Dunn P J	Foord E E (1989) Grandreefite	pseudograndreefite	laurelite	and aravaipaite: Four new minerals from the Grand Reef mine	Graham County	Arizona	American Mineralogist 74	927-933	triclinic|monoclinic	56
Aravaite	Ba2Ca18(SiO4)6(PO4)3(CO3)F3O	Ba2Ca18(SiO4)6(PO4)3(CO3)F3O	Ba Ca Si O P C F	IMA2018-078		Israel	2018	Approved|Pending publication			Galuskin	E.V.	Krüger	B.	Galuskina	I.O.	Krüger	H. and Vapnik	Y. (2018) Aravaite	IMA 2018-078. CNMNC Newsletter No. 46	December 2018	page 1370; Mineralogical Magazine	82	1369–1379		16
Arcanite	K2S6+O4	K2(SO4)	K S O			USA	1845	Grandfathered|Approved	Arcanite		Haidinger W (1845) Erste Klasse: Akrogenide. IV. Ordnung. Salze. XIII. Pikrochylinsalz. Arcanit.	in Handbuch der Bestimmenden Mineralogie	Bei Braumüller and Seidel (Wien) 487-492	orthorhombic	354
Archerite	H2KPO4	H2K(PO4)	H K P O	IMA1975-008		Australia	1975	Approved	Biphosphammite		Bridge P J (1977) Archerite	(K	NH<sub>4</sub>)H<sub>2</sub>PO<sub>4</sub>	a new mineral from Madura	Western Australia	Mineralogical Magazine 41	33-35	tetragonal
Arctite	(Na5Ca)Ca6Ba(PO4)6F3	(Na5Ca)Ca6Ba(PO4)6F3	Na Ca Ba P O F	IMA1980-049		Russia	1980	Approved			Khomyakov A P	Bykova A V	Kurova T A (1981) Arctite [Na<sub>2</sub>Ca<sub>4</sub>(PO<sub>4</sub>)<sub>3</sub>F] - a new mineral	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 110(4)	506-508	hexagonal	413.6
Arcubisite	Ag6CuBiS4	Ag6CuBiS4	Ag Cu Bi S	IMA1973-009		Denmark (Greenland)	1973	Approved			Karup-Møller S (1976) Arcubisite and mineral B - two new minerals from the cryolite deposit at Ivigtut	south Greenland	Lithos 9	253-257		1275
Ardaite	Pb17Sb15S35Cl9	Pb17Sb15S35Cl9	Pb Sb S Cl	IMA1979-073		Bulgaria	1979	Approved	Madocite		Breskovska V V	Mozgova N N	Bortnikov N S	Gorshkov A I	Tsepin A I (1982) Ardaite - a new lead-antimony chlorosulphosalt	Mineralogical Magazine 46	357-361
Chemical formula revised:
Moëlo Y	Makovicky E	Mozgova N N	Jambor J L	Cook N	Pring A	Paar W	Nickel E H	Graeser S	Karup-Møller S	Balic-Zunic T	Mumme W G	Vurro F	Topa D	Bindi L	Bente K	Shimizu M (2008) Sulfosalt systematics: a review. Report of the sulfosalt sub-committee of the IMA Commission on Ore Mineralogy	European Journal of Mineralogy 20	7-46	monoclinic	1890
Ardealite	Ca2(PO3OH)(SO4)·4H2O	Ca2(PO3OH)(SO4)·4H2O	Ca P O H S		R060233	Romania	1932	Grandfathered|Approved	Gypsum	pharmacolite	Schadler J (1932) Ardealite	ein neues mineral	CaHPO<sub>4</sub>·CaSO<sub>4</sub>·4H<sub>2</sub>O	Centralblatt fur Mineralogie	Geologie und Palaontologie 2	40-41	monoclinic	164
Ardennite-(As)	Mn2+4Al4(AlMg)(As5+O4)(SiO4)2(Si3O10)(OH)6	Mn2+4Al4(AlMg)(AsO4)(SiO4)2(Si3O10)(OH)6	Mn Al Mg As O Si H		R060669	Belgium	1872	Approved|Renamed	Ardennite		von Lasaulx A (1872) Ardennit	ein neues mineral	Neues Jahrbuch für Mineralogie	Geologie und Palaontologie 1872	930-934
Chemical formula revised:
Barresi A A	Orlandi P	Pasero M (2007) History of ardennite and the new mineral ardennite-(V)	European Journal of Mineralogy 19	581-587
Name changed from ardennite to ardennite-(As) according to CNMNC decision IMA2007-A because of the approval of ardennite-(V).	orthorhombic	2000
Ardennite-(V)	Mn2+4(AlMg)Al4(Si5V5+)O22(OH)6	Mn2+4Al4(AlMg)(VO4)(SiO4)2(Si3O10)(OH)6	Mn Al Mg V O Si H	IMA2005-037		Italy	2005	Approved	Ardennite		Barresi A A	Orlandi P	Pasero M (2007) History of ardennite and the new mineral ardennite-(V)	European Journal of Mineralogy 19	581-587	orthorhombic	100
Arfvedsonite	NaNa2(Fe2+4Fe3+)Si8O22(OH)2	NaNa2(Fe2+4Fe3+)Si8O22(OH)2	Na Fe Si O H		R040127 R050514 R110049	Denmark (Greenland)	1823	Redefined|Approved	Amphibole	amphibole-group 4 Na	Brooke H J (1823) A description of the crystalline form of some new minerals. Arfwedsonite	The Annals of Philosophy 5	381-384	monoclinic	2500
Argandite	Mn2+7(V5+O4)2(OH)8	Mn7(VO4)2(OH)8	Mn V O H	IMA2010-021	R130044	Switzerland	2010	Approved	Allactite		Brugger J	Elliott P	Meisser N	Ansermet S (2011) Argandite	Mn<sub>7</sub>(VO<sub>4</sub>)<sub>2</sub>(OH)<sub>8</sub>	the V analogue of allactite from the metamorphosed Mn ores at Pipji	Turtmann Valley	Switzerland	American Mineralogist 96	1894-1900	monoclinic	100
Argentobaumhauerite	Ag1.5Pb22As33.5S72	Ag1.5Pb22As33.5S72	Ag Pb As S	IMA1988-051	R070167	Switzerland	1988	Approved|Renamed	Sartorite		Pring A	Birch W D	Sewell D	Graeser S	Edenharter A	Criddle A (1990) Baumhauerite-2a: A silver-bearing mineral with a baumhauerite-like supercell from Lengenbach	Switzerland	American Mineralogist 75	915-922
Name changed from baumhauerite-2a to argentobaumhauerite:
Topa D	Makovicky E (2016) Argentobaumhauerite: name	chemistry	crystal structure	comparison with baumhauerite	and position in the Lengenbach mineralization sequence. Mineralogical Magazine 80	819-840	monoclinic	245
Argentodufrénoysite	Ag3Pb26As35S80	Ag3Pb26As35S80	Ag Pb As S	IMA2016-046		Switzerland	2016	Approved|Pending publication	Sartorite		Topa	D.	Makovicky	E.	Stanley	C. and Cannon	R. (2016) Argentodufrénoysite	IMA 2016-046. CNMNC Newsletter No. 33	October 2016	page 1138; Mineralogical Magazine	80	1135–1144.	triclinic	245
Argentojarosite	Ag1+Fe3+3(S6+O4)2(OH)6	AgFe3+3(SO4)2(OH)6	Ag Fe S O H		R060097 R060098	USA	1923	Approved|Redefined	Alunite-Alunite	alunite-jarosite-jarosite subgroup	Schempp C A (1923) Argento-jarosite; a new silver mineral	American Journal of Science 6	73-75	hexagonal	443
Argentoliveingite	AgxPb40-2xAs48+xS112 (3 < x < 4)	AgxPb40-2xAs48+xS112 (3 < x < 4)	Ag Pb As S	IMA2016-029		Switzerland	2016	Approved|Pending publication	Sartorite		Topa	D.	Graeser	S.	Makovicky	E. and Stanley	C. (2016) Argentoliveingite	IMA 2016-029. CNMNC Newsletter No. 32	August 2016	page 920; Mineralogical Magazine	80	915–922	triclinic	245
Argentopentlandite	Ag(Fe	Ni)8S8	Ag(Fe	Ni)8S8	Ag Fe Ni S	IMA1970-047		Russia	1970	Approved	Pentlandite	pentlandite	Rudashevskii N S	Mintkenov G A	Karpenkov A M	Shiskin N N (1977) Silver-containing pentlandite — the independent mineral species argentopentlandite	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 106(6)	688-691	cubic	2900
Argentopyrite	Ag1+Fe2S2-3	AgFe2S3	Ag Fe S		R070173 R090026 R090027	Czech Republic	1866	Grandfathered|Approved	Cubanite		von Waltershausen W S (1866) Einige nachträgliche bemerkungen über den silberkies	Nachrichten von der Königliche Gesellschaft der Wissenschaftern und der Georg-Augusts-Universität 1866	66-68	monoclinic	1900
Argentotennantite-(Zn)	Ag1+6Cu1+4Zn2+2As3+4S2-13	Ag6(Cu4Zn2)As4S13	Ag Cu Zn As S	IMA1985-026	IMA2019 s.p.		Kazakhstan	1985	Approved	Tennantite	tennantite	Spiridonov E M	Sokolova N F	Gapeev A K	Dashevskaya D M	Evstigneeva T L	Chvileva T N	Demidov V G	Balashov E P	Shulga V I (1986) A new mineral - argentotennantite	Doklady Akademii Nauk SSSR 290	206-210
Chemical formula revised:
Moëlo Y	Makovicky E	Mozgova N N	Jambor J L	Cook N	Pring A	Paar W	Nickel E H	Graeser S	Karup-Møller S	Balic-Zunic T	Mumme W G	Vurro F	Topa D	Bindi L	Bente K	Shimizu M (2008) Sulfosalt systematics: a review. Report of the sulfosalt sub-committee of the IMA Commission on Ore Mineralogy	European Journal of Mineralogy 20	7-46
Renamed from argentotennantite	and chemical composition changed from Ag_6_[Cu_4_(Fe	Zn)_2_]As_4_S_13_:
The New IMA List of Minerals – A Work in Progress – Updated: September 2019	cubic	1800
Argentotetrahedrite-(Fe)	Ag1+6(Cu1+4Fe2+2)Sb3+4S2-13	Ag6(Cu4Fe2)Sb4S13	Ag Cu Fe Sb S	IMA2016-093	IMA2019 s.p.		Canada	2016	Approved	Tennantite		Welch M D	Stanley C J	Spratt J	Mills S J (2018) Rozhdestvenskayaite Ag_10_Zn_2_Sb_4_S_13_ and argentotetrahedrite Ag_6_Cu_4_(Fe^2+^	Zn)_2_Sb_4_S_13_: two Ag-dominant members of the tetrahedrite group. European Journal of Mineralogy 30	1163-1172
Renamed from argentotetrahedrite	and chemical composition changed from
Ag_6_Cu_4_(Fe	Zn)_2_Sb_4_S_13_:
The New IMA List of Minerals – A Work in Progress – Updated: September 2019	cubic
Argesite	(N3-H4)7Bi3+3Cl16	(NH4)7Bi3Cl16	N H Bi Cl	IMA2011-072	R130008	Italy	2011	Approved			Demartin F	Campostrini I	Castellano C	Gramaccioli C M (2012) Argesite	(NH<sub>4</sub>)<sub>7</sub>Bi<sub>3</sub>Cl<sub>16</sub>	a new mineral from La Fossa Crater	Vulcano	Aeolian Islands	Italy: A first example of the [Bi<sub>2</sub>Cl<sub>10</sub>]<sup>4-</sup> anion	American Mineralogist 97	1446-1451	hexagonal
Argutite	GeO2	GeO2	Ge O	IMA1980-067		France	1980	Approved	Rutile	rutile	Johan Z	Oudin E	Picot P (1983) Analogues germanifères et gallifères des silicates et oxydes dans les gisements de zinc des Pyrénées centrales	France; argutite et carboirite	deux nouvelles espèces minérales	Tschermaks Mineralogische und Petrographische Mitteilungen 31	97-119	tetragonal	419
Argyrodite	Ag8GeS6	Ag8GeS6	Ag Ge S		R050437	Germany	1886	Grandfathered|Approved	Argyrodite	argyrodite	Weisbach A (1886) Argyrodit	ein neues silbererz	Neues Jahrbuch für Mineralogie	Geologie und Palaontologie 2	67-71	orthorhombic	1800
Arhbarite	Cu2+2MgAs5+O4(OH)3	Cu2Mg(AsO4)(OH)3	Cu Mg As O H	IMA1981-044	R060730	Morocco	1981	Approved|Redefined	Gilmarite		Schmetzer K	Tremmel G	Medenbach O (1982) Arhbarite	Cu<sub>2</sub>[OH/AsO<sub>4</sub>]·6H<sub>2</sub>O	a new mineral from Bou-Azzer	Morocco	Neues Jahrbuch für Mineralogie	Monatshefte 1982	529-533
Chemical formula redefined:
Krause W	Bernhardt H J	Effenberger H	Kolitsch U	Lengauer C (2003) Redefinition of arhbarite	Cu<sub>2</sub>Mg(AsO<sub>4</sub>)(OH)<sub>3</sub>	Mineralogical Magazine 67	1099-1107	triclinic	310.4
Ariegilatite	BaCa12(SiO4)4(P5+O4)2F2O	BaCa12(SiO4)4(PO4)2F2O	Ba Ca Si O P F	IMA2016-100		Israel	2017	Approved	Nabimusaite		Galuskin E V	Krüger B	Galuskina I O	Krüger H	Vapnik Y	Wojdyla J A	Muraschko M (2018) New mineral with modular structure derived from hatrurite	from the Pyrometamorphic rocks of the Hatrurim Complex: Ariegilatite	BaCa_12_(SiO_4_)_4_(PO_4_)_2_F_2_O	from Negev Desert	Israel. Minerals 8	109	hexagonal	16
Arisite-(Ce)	NaCe2(CO3)2[(CO3)1-xF2x]F	NaCe2(CO3)2[F2x(CO3)1-x]F	Na Ce C O F	IMA2009-013		Canada / Namibia	2009	Approved	Arisite		Piilonen P C	McDonald A M	Grice J D	Rowe R	Gault R A	Poirier G	Cooper M A	Kolitsch U	Roberts A C	Lechner W	Palfi A G (2010) Arisite-(Ce)	a new rare-earth fluorcarbonate from the Aris phonolite	Namibia	Mont Saint-Hilaire and the Saint-Amable sill	Quebec	Canada	The Canadian Mineralogist 48	661-671	hexagonal	370
Arisite-(La)	NaLa2(CO3)2[(CO3)1-xF2x]F	NaLa2(CO3)2[F2x(CO3)1-x]F	Na La C O F	IMA2009-019	R120051	Namibia	2009	Approved	Arisite		Piilonen P C	McDonald A M	Grice J D	Cooper M A	Kolitsch U	Rowe R	Gault R A	Poirier G (2010) Arisite-(La)	a new REE-fluorcarbonate mineral from the Aris phonolite (Namibia)	with descriptions of the crystal structures of arisite-(La) and arisite-(Ce)	Mineralogical Magazine 74	257-268	hexagonal	32.2
Aristarainite	Na2Mg[B6O8(OH)4]2·4H2O	Na2Mg[B6O8(OH)4]2·4H2O	Na Mg B O H	IMA1973-029		Argentina	1973	Approved			Hurlbut C S	Erd R C (1974) Aristarainite	Na<sub>2</sub>O·MgO·6B<sub>2</sub>O<sub>3</sub>·10H<sub>2</sub>O	a new mineral from Salta	Argentina	American Mineralogist 59	647-651	monoclinic
Armalcolite	(Mg	Fe2+)Ti4+2O5	(Mg	Fe2+)Ti2O5	Mg Fe Ti O	IMA1970-006	R070260 R110187 R110188	Moon	1970	Approved|Redefined	Pseudobrookite		Anderson A T	Bunch T E	Cameron E N	Haggerty S E	Boyd F R	Finger L W	James O B	Keil K	Prinz M	Ramdohr P	El Goresy A (1970) Armalcolite: a new mineral from the Apollo 11 samples	Geochimica et Cosmochimica Acta Supplement	Proceedings of the Apollo 11 Lunar Science Conference 1	55-63	orthorhombic	4567.61
Armangite	Mn2+26As3+18O50(CO3)(OH)4	Mn2+26[As3+6(OH)4O14][As3+6O18]2(CO3)	Mn As O H C		R100041 R100054	Sweden	1920	Grandfathered|Approved			Aminoff G	Mauzelius R (1920) Armangite	a new arsenite from Långbanshyttan	Geologiska Föreningens i Stockholm Förhandlingar 42	301-309	hexagonal	1898
Armbrusterite	Na6K5Mn3+Mn2+14[Si9O22]4(OH)10·4H2O	Na6K5Mn3+Mn2+14(Si9O22)4(OH)10·4H2O	Na K Mn Si O H	IMA2005-035		Russia	2005	Approved			Yakovenchuk V N	Krivovichev S V	Pakhomovsky Y A	Ivanyuk G Y	Selivanova E A	Men’shikov Y P	Britvin S N (2007) Armbrusterite	K<sub>5</sub>Na<sub>6</sub>Mn<sup>3+</sup>Mn<sup>2+</sup><sub>14</sub>[Si<sub>9</sub>O<sub>22</sub>]<sub>4</sub>(OH)<sub>10</sub>·4H<sub>2</sub>O	a new Mn hydrous heterophyllosilicate from the Khibiny alkaline massif	Kola Peninsula	Russia	American Mineralogist 92	416-423	monoclinic	623.3
Armellinoite-(Ce)	Ca4Ce4+(As5+O4)4·H2O	Ca4Ce4+(AsO4)4·H2O	Ca Ce As O H	IMA2018-094		Italy	2018	Approved|Pending publication	Pottsite		Cámara	F.	Ciriotti	M.E.	Kolitsch	U.	Bosi	F.	Bittarello	E.	Brizio	P.	Vignola	P. and Blass	G. (2018) Armellinoite-(Ce)	IMA2018-094. CNMNC Newsletter No. 46	December 2018	page 1374; Mineralogical Magazine	82	1369–1379
Armenite	BaCa2(Al6Si9)O30·2H2O	BaCa2(Al6Si9)O30·2H2O	Ba Ca Al Si O H			Norway	1939	Grandfathered|Approved	Milarite	milarite	Neumann H (1939) Armenite	a new mineral. Preliminary note	Norsk Geologisk Tidsskrift 19	312-313
Chemical formula revised:
Neumann H (1941) Armenite	a water-bearing barium-calcium-alumosilicate. Norsk Geologisk Tidsskrift	21	19-24	orthorhombic	2816
Armstrongite	CaZr4+Si6O15·2H2O	CaZr(Si6O15)·2H2O	Ca Zr Si O H	IMA1972-018		Mongolia	1972	Approved			Vladykin N V	Kovalenko V I	Kashaev A A	Sapozhnikov A N	Pisarskaya V A (1973) A new silicate of calcium and zirconium - armstrongite	Doklady Akademii Nauk SSSR 209	1185-1188
Chemical formula revised from CaZrSi_6_O_15_·3H_2_O:
Mesto E	Kaneva E	Schingaro E	Vladykin N	Lacalamita M	Scordari F (2014) Armstrongite from Khan Bogdo (Mongolia): Crystal structure determination and implications for zeolite-like cation exchange properties. American Mineralogist 99	2424-2432	monoclinic	1458
Arnhemite	K4Mg2(P2O7)2·5H2O	K4Mg2(P2O7)2·5H2O	K Mg P O H
Arrojadite-(BaFe)	BaFe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2	BaFe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2	Ba Fe Ca Na Al P O H	IMA1994-033		Italy	1994	Approved|Renamed	Arrojadite	dickinsonite	Demartin F	Gramaccioli C M	Pilati T	Sciesa E (1996) Sigismundite	(Ba	K	Pb)Na<sub>3</sub>(Ca	Sr)(Fe	Mg	Mn)<sub>14</sub>Al(OH)<sub>2</sub>(PO<sub>4</sub>)<sub>12</sub>	a new Ba-rich member of the arrojadite group from Spluga Valley	Italy	The Canadian Mineralogist 34	827-834
Name changed from sigismundite:
Chopin C	Oberti R	Camara F (2006) The arrojadite enigma: II. Compositional space	new members	and nomenclature of the group	American Mineralogist 91	1260-1270	monoclinic	1804
Arrojadite-(BaNa)	BaNa3(NaCa)Fe2+13Al(PO4)11(PO3OH)(OH)2	BaNa3(NaCa)Fe2+13Al(PO4)11(PO3OH)(OH)2	Ba Na Ca Fe Al P O H	IMA2014-071	R160077	Italy	2014	Approved	Arrojadite		Vignola P	Hatert F	Baijot M	Dal Bo F	Andò S	Bersani D	Pavese A	Risplendente A	Vanini F (2016) Arrojadite-(BaNa)	BaNa_3_(Na	Ca)Fe^2+^_13_Al(PO_4_)_11_(PO_3_OH)(OH)_2_	a new phosphate mineral from the Luna Albite pegmatite	Dorio commune	Lecco province	Italy. The Canadian Mineralogist 54	1021-1032	monoclinic
Arrojadite-(KFe)	(KNa)Fe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2	(KNa)Fe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2	K Na Fe Ca Al P O H		R070319	Brazil	1925	Approved|Renamed	Arrojadite	dickinsonite	Guimarães D (1925) Arrojadita	um novo mineral do grupo da wagnerita	Publicaçao da Inspectoria de Obras Contra as Seccas	Rio de Janeiro 58	119-122
Redefined and name changed from arrojadite:
Chopin C	Oberti R	Camara F (2006) The arrojadite enigma: II. Compositional space	new members	and nomenclature of the group	American Mineralogist 91	1260-1270	monoclinic	2046
Arrojadite-(KNa)	KNa3(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2	KNa3(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2	K Na Ca Fe Al P O H	IMA2005-047	R050107	Canada	2005	Approved	Arrojadite	dickinsonite	Chopin C	Oberti R	Camara F (2006) The arrojadite enigma: II. Compositional space	new members	and nomenclature of the group	American Mineralogist 91	1260-1270	monoclinic
Arrojadite-(NaFe)	Na2Fe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2				R070298							monoclinic
Arrojadite-(PbFe)	PbFe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2	PbFe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2	Pb Fe Ca Na Al P O H	IMA2005-056		Brazil	2005	Approved	Arrojadite	dickinsonite	Chopin C	Oberti R	Camara F (2006) The arrojadite enigma: II. Compositional space	new members	and nomenclature of the group	American Mineralogist 91	1260-1270	monoclinic	582
Arrojadite-(SrFe)	SrFe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2	SrFe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2	Sr Fe Ca Na Al P O H	IMA2005-032		Sweden	2005	Approved	Arrojadite	dickinsonite	Chopin C	Oberti R	Camara F (2006) The arrojadite enigma: II. Compositional space	new members	and nomenclature of the group	American Mineralogist 91	1260-1270	monoclinic
Arsenatrotitanite	NaTi4+(As5+O4)O	NaTi(AsO4)O	Na Ti As O	IMA2016-015		Russia	2016	Approved	Titanite		Pekov I V	Zubkova N V	Agakhanov A A	Belakovskiy D I	Vigasina M F	Yapaskurt V O	Sidorov E G	Britvin S N	Pushcharovsky D Y (2019) New arsenate minerals from the Arsenatnaya fumarole	Tolbachik volcano	Kamchatka	Russia. IX. Arsenatrotitanite	NaTiO(AsO_4_). Mineralogical Magazine 83	453-458	monoclinic	3.6E-5
Arsenbrackebuschite	Pb2+2(Fe3+	Zn2+)(As5+O4)2(OH	H2O)	Pb2(Fe3+	Zn)(AsO4)2(OH	H2O)	Pb Fe Zn As O H	IMA1977-014	R100184	Namibia	1977	Approved	Brackebuschite	brackebuschite	Abraham K	Kautz K	Tillmanns E	Walenta K (1978) Arsenbrackebuschite	Pb<sub>2</sub>(Fe	Zn)(OH	H<sub>2</sub>O)[AsO<sub>4</sub>]<sub>2</sub>	a new arsenate mineral	Neues Jahrbuch für Mineralogie	Monatshefte 1978	193-196	monoclinic	541
Arsendescloizite	Pb2+Zn2+As5+O4(OH)	PbZn(AsO4)(OH)	Pb Zn As O H	IMA1979-030	R060947 R140430	Namibia	1979	Approved	Adelite	adelite-descloizite-adelite subgroup	Keller P	Dunn P J (1982) Arsendescloizite a new mineral from Tsumeb	The Mineralogical Record 13	155-157	orthorhombic	541
Arsenic	As	As	As		R050653	unknown	0	Grandfathered|Approved	Arsenic	arsenic	Mineral name has been known since antiquity and predates any formal descriptive publication.	hexagonal|rhombohedral	2816
Arseniopleite	CaNaMn2+Mn2+2(As5+O4)3	(Ca	Na)NaMn2+(Mn2+	Mg	Fe2+)2(AsO4)3	Ca Na Mn Mg Fe As O		R070144 R070166	Sweden	1888	Approved	Alluaudite	alluaudite	Igelström L J (1888) Arseniopleit	ein neues mineral von der hausmannit- und braunitgrube Sjögrufvan	Kirchspiel Grythyttan	Gouvernement Oerebro	Schweden	Neues Jahrbuch für Mineralogie	Geologie und Palaontologie 2	117-122
Chemical formula redefined:
Tait K T	Hawthorne F C (2003) Refinement of the crystal structure of arseniopleite: confirmation of its status as a valid species	The Canadian Mineralogist 41	71-77	monoclinic	1898
Arseniosiderite	Ca2Fe3+3O2(As5+O4)3·3H2O	Ca2Fe3+3O2(AsO4)3·3H2O	Ca Fe O As H		R150062 R150061	France	1842	Grandfathered|Approved	Arseniosiderite	arseniosiderite	Dufrenoy A (1842) Description de l´arsénio-sidérite	nouvelle espèce d´arséniate de fer	Annales des Mines 2	343-348	monoclinic	2222.9
Arsenmarcobaldiite	Pb2+12(As3+3.2Sb3+2.8)S2-21	Pb12(As3.2Sb2.8)Σ6S21	Pb As Sb S	IMA2016-045		Italy	2016	Approved|Pending publication	Geocronite		Biagioni	C.	Merlino	S.	Moëlo	Y.	Pasero	M.	Paar	W.H.	Vezzoni	S. and Zaccarini	F. (2016) Arsenmarcobaldiite	IMA2016-045. CNMNC Newsletter No. 33	October 2016	page 1138; Mineralogical Magazine	80	1135–1144	triclinic	27
Arsenmedaite	Mn2+6As5+Si5O18(OH)	Mn2+6As5+Si5O18(OH)	Mn As Si O H	IMA2016-099		Italy	2017	Approved	Medaite		Biagioni C	Belmonte D	Carbone C	Cabella R	Zaccarini F	Balestra C (2019) Arsenmedaite	Mn_6_^2+^As^5+^Si_5_O_18_(OH)	the arsenic analogue of medaite	from the Molinello mine	Liguria	Italy: occurrence and crystal structure. European Journal of Mineralogy 31	117-126	monoclinic	100
Arsenoclasite	Mn2+5(As5+O4)2(OH)4	Mn2+5(AsO4)2(OH)4	Mn As O H			Sweden	1931	Grandfathered|Approved	Arsenoclasite		Originally named arsenoklasite:
Aminoff G (1931) Contributions to the mineralogy of Långban I-V. V: Arsenoklasite	a new arsenate from Långban	Kunglig Svenska Vetenskapsakademiens Handlingar 9	52-57	orthorhombic	1890
Arsenocrandallite	CaAl3(As5+O4)(As5+O3OH)(OH)6	CaAl3(AsO4)(AsO3OH)(OH)6	Ca Al As O H	IMA1980-060		Germany	1980	Approved	Alunite-crandallite	alunite-jarosite-plumbogummite subgroup	Walenta K (1981) Mineralien der Beudantit-Crandallitgruppe aus dem Schwarzwald: Arsenocrandallit und sulfatfreier Weilerit. Schweizerische Mineralogische und Petrographische Mitteilungen 61	23-35
	hexagonal	387
Arsenoflorencite-(Ce)	Ce3+Al3(As5+O4)2(OH)6	CeAl3(AsO4)2(OH)6	Ce Al As O H	IMA1985-053		Australia	1985	Approved	Alunite-crandallite	alunite-jarosite-florencite subgroup	Nickel E H	Temperly J E (1987) Arsenoflorencite-(Ce): a new arsenate mineral from Australia	Mineralogical Magazine 51	605-609	hexagonal	1814
Arsenoflorencite-(La)	La3+Al3(As5+O4)2(OH)6	LaAl3(AsO4)2(OH)6	La Al As O H	IMA2009-078		Russia	2009	Approved	Alunite-crandallite		Mills S J	Kartashov P M	Kampf A R	Raudsepp M (2010) Arsenoflorencite-(La)	a new mineral from the Komi Republic	Russian Federation: description and crystal structure	European Journal of Mineralogy 22	613-621	hexagonal	28
Arsenoflorencite-(Nd)	NdAl3(AsO4)2(OH)6	NdAl3(AsO4)2(OH)6	Nd Al As O H
Arsenogorceixite	BaAl3As5+O4(As5+O3OH)(OH)6	BaAl3(AsO4)(AsO3OH)(OH)6	Ba Al As O H	IMA1989-055	R060686	Germany	1989	Approved	Alunite-crandallite	alunite-jarosite-plumbogummite subgroup	Walenta K	Dunn P J (1993) Arsenogorceixit von der Grube Clara im mittleren Schwarzwald	Aufschluss 44	250-254	hexagonal	1790
Arsenogoyazite	SrAl3(As5+O4)(As5+O3OH)(OH)6	SrAl3(AsO4)(AsO3OH)(OH)6	Sr Al As O H	IMA1983-043		Germany	1983	Approved	Alunite-crandallite	alunite-jarosite-plumbogummite subgroup	Walenta K	Dunn P J (1984) Arsenogoyazit	ein neues mineral der Crandallitgruppe aus dem Schwarzwald. Schweizerische Mineralogische und Petrographische Mitteilungen 64	11-19
	hexagonal	541
Arsenohauchecornite	Ni18Bi3AsS16	Ni18Bi3AsS16	Ni Bi As S	IMA1978-E	R070347	Canada	1978	Approved	hauchecornite	hauchecornite	Gait R I	Harris D C (1980) Arsenohauchecornite and tellurohauchecornite: new minerals in the hauchecornite group	Mineralogical Magazine 43	877-888	tetragonal	2739
Arsenohopeite	Zn2+3(As5+O4)2·4H2O	Zn3(AsO4)2·4H2O	Zn As O H	IMA2010-069		Namibia	2010	Approved	Hopeite		Neuhold F	Kolitsch U	Bernhardt H J	Lengauer C L (2012) Arsenohopeite	a new zinc arsenate mineral from the Tsumeb mine	Namibia	Mineralogical Magazine 76	603-612	orthorhombic	541
Arsenolamprite	As	As	As		R060680	Germany	1886	Grandfathered|Approved			Hintze C (1886) Ueber arsenolamprit	Zeitschrift für Krystallographie und Mineralogie 11	606-608	orthorhombic|unknown	543
Arsenolite	As3+2O3	As2O3	As O		R050383 R080095	Germany	1854	Grandfathered|Approved	Arsenolite		The mineral was known before this publication	but under other names like arsenite	a general name for salts of arsenous acid:
Dana J D (1854) II. Oxyds of elements of the arsenic group. I. Oxyds of arsenic	antimony	etc. Arsenolite	in A System of Mineralogy	Comprising the Most Recent Discoveries	Fourth Edition	Volume II	George P. Putnam & Co. (New York and London) 139-140	cubic	2500
Arsenopalladinite	Pd8As3	Pd8As3	Pd As	IMA1973-002a		Brazil	1955	Approved|Redefined	Stillwaterite		Hey M H (1955) Sulphides	etc.	of the platinum metals. Arsenopalladinite	in An Index of Mineral Species & Varieties Arranged Chemically; Second	revised edition	Printed by order of the Trustees of the British Museum (London) 23-23
Chemical formula revised:
Clark A M	Criddle A J	Fejer E E (1974) Palladium arsenide-antimonides from Itabira	Minas Gerais	Brazil	Mineralogical Magazine 39	528-543
Chemical formula revised again:
Cabri L J	Clark A M	Chen T T (1977) Arsenopalladinite from Itabira	Brazil	and from the Stillwater Complex	Montana	The Canadian Mineralogist 15	70-73	triclinic	2906
Arsenopyrite	Fe3+(AsS)3-	FeAsS	Fe As S		R050071 R061082 R070585	?	1847	Approved	Arsenopyrite	arsenopyrite	The mineral was known before this publication	but under other names	such as mispickel:
Glocker E F (1847) Ordo VI. Pyritae. Pyrite. III. Pyritae arsenopyritoidei. 10. Arsenopyrites.	in Generum et Specierum Mineralium	Secundum Ordines Naturales Digestorum Synopsis	Apud Eduardum Anton 34-43	monoclinic|triclinic	4000
Arsenovanmeersscheite	U6+(U6+O2)3(As5+O4)2(OH)6·4H2O	U(UO2)3(AsO4)2(OH)6·4H2O	U O As H	IMA2006-018		Germany	2006	Approved			Walenta K	Theye T (2007) Arsenovanmeersscheit	ein neues Uranmineral von der Uranlagerstätte Menzenschwand im südlichen Schwarzwald. Aufschluss 58	159-164
	orthorhombic	313
Arsenowagnerite	Mg2As5+O4F	Mg2(AsO4)F	Mg As O F	IMA2014-100		Russia	2014	Approved	Wagnerite		Pekov I V	Zubkova N V	Agakhanov A A	Yapaskurt V O	Chukanov N V	Belakovskiy D I	Sidorov E G	Pushcharovsky D Y (2018) New arsenate minerals from the Arsenatnaya fumarole	Tolbachik volcano	Kamchatka	Russia. VIII. Arsenowagnerite	Mg_2_(AsO_4_)F. Mineralogical Magazine 82	877-888	monoclinic	3.6E-5
Arsenowaylandite	BiAl3(AsO4)2(OH)6	BiAl3(AsO4)2(OH)6	Bi Al As O H
Arsenpolybasite	(Ag	Cu)16As2S11	(Ag	Cu)16As2S11	Ag Cu As S						Polybasite	polybasite	Frondel C (1963) Isodimorphism of the polybasite and pearceite series	American Mineralogist 48	565-572
New nomenclature dictates arsenpolybasite is pearceite	arsenpolybasite-221 is pearceite-<i>T2ac</i>; arsenpolybasite-222 is pearceite-<i>M2a2b2c</i>:
Bindi L	Evain M	Spry P G	Menchetti S (2007) The pearceite-polybasite group of minerals: crystal chemistry and new nomenclature rules	American Mineralogist 92	918-925
Arsenquatrandorite	Ag17.6Pb12.8Sb38.1As11.5S96	Ag17.6Pb12.8Sb38.1As11.5S96	Ag Pb Sb As S	IMA2012-087		Iran	2012	Pending publication|Approved	Lillianite		Topa	D.	Makovicky	E.	Putz	H.	Zagler	G. and Tajjedin	H. (2013) Arsenquatrandorite	IMA 2012-087. CNMNC Newsletter No. 16	August 2013	page 2696; Mineralogical Magazine	77	2695-2709.	monoclinic
Arsentsumebite	Pb2+2Cu2+(As5+O4)(SO4)(OH)	Pb2Cu(AsO4)(SO4)(OH)	Pb Cu As O S H		R060949 R070629 R110041	Namibia	1935	Grandfathered|Approved	Brackebuschite	brackebuschite	The mineral name was used for a sample later shown to be duftite. So the name was discredited.
Vésignié J P L (1935) Présentation d'échantillons	Bulletin de la Société Française de Minéralogie 58	4-5
The name was reintroduced when a piece matching the original definition was discovered:
Bideaux R A	Nichols M C	Williams S A (1966) The arsenate analog of tsumebite	a new mineral	American Mineralogist 51	258-259	monoclinic	1861
Arsenudinaite	NaMg4(As5+O4)3	NaMg4(AsO4)3	Na Mg As O	IMA2018-067		Russia	2018	Approved|Pending publication			Pekov	I.V.	Zubkova	N.V.	Koshlyakova	N.N.	Belakovskiy	D.I.	Agakhanov	A.A.	Turchkova	A.G.	Britvin	S.N.	Sidorov	E.G. and Pushcharovsky	D.Y. (2018) Arsenudinaite	IMA 2018-067. CNMNC Newsletter No. 45	October 2018	page xxx; Mineralogical Magazine	82	xxx-xxx		3.6E-5
Arsenuranospathite	Al(U6+O2)2(As5+O4)2F·20H2O	Al(UO2)2(AsO4)2F·20H2O	Al U O As F H		R100008	Germany	1978	Approved		autunite	Walenta K (1978) Uranospathite and arsenuranospathite	Mineralogical Magazine 42	117-128
Chemical formula revised:
Chukanov N V	Möckel S	Sidorenko G A	Zaitsev V A (2009) Arsenuranospathite	Al(UO<sub>2</sub>)<sub>2</sub>(AsO<sub>4</sub>)<sub>2</sub>F·20H<sub>2</sub>O: Formula revision and relationships with allied uranyl arsenates and phosphates	Neues Jahrbuch für Mineralogie	Abhandlungen 185	305-312	tetragonal|orthorhombic	543
Arsenuranylite	Ca(U6+O2)4(As5+O4)2(OH)4·6H2O	Ca(UO2)4(AsO4)2(OH)4·6H2O	Ca U O As H			Uzbekistan	1958	Grandfathered|Approved	Phosphuranylite	phosphuranylite	Belova L N (1958) Arsenuranylite	the arsenic analogue of phosphuranylite	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 87(5)	598-602	orthorhombic	354
Arsiccioite	Ag1+Hg2+2Tl1+As3+2S2-6	AgHg2TlAs2S6	Ag Hg Tl As S	IMA2013-058		Italy	2013	Approved	Routhierite		Biagioni C	Bonaccorsi E	Moëlo Y	Orlandi P	Bindi L	D'Orazio M	Vezzoni S (2014) Mercury-arsenic sulfosalts from the Apuan Alps (Tuscany	Italy). II. Arsiccioite	AgHg_2_TlAs_2_S_6_	a new mineral from the Monte Arsiccio mine: occurrence	crystal structure and crystal chemistry of the routhierite isotypic series. Mineralogical Magazine 78	101-117	tetragonal	27
Arsmirandite	Na18Cu2+12Fe3+O8(As5+O4)8Cl5	Na18Cu12Fe3+O8(AsO4)8Cl5	Na Cu Fe O As Cl	IMA2014-081		Russia	2014	Approved|Pending publication	Arsmirandite		Pekov	I.V.	Britvin	S.N.	Yapaskurt	V.O.	Polekhovsky	Y.S.	Krivovichev	S.V.	Vigasina	M.F. and Sidorov	E.G. (2015) Arsmirandite	IMA 2014-081. CNMNC Newsletter No. 23	February 2015	page 57; Mineralogical Magazine	79	51-58.	monoclinic	3.6E-5
Arthurite	Cu2+Fe3+2(As5+O4)2(OH)2·4H2O	CuFe3+2(AsO4)2(OH)2·4H2O	Cu Fe As O H	IMA1964-002	R060235	United Kingdom	1964	Approved	Arthurite	arthurite	Davis R J	Hey M H (1964) Arthurite	a new copper-iron arsenate from Cornwall	Mineralogical Magazine 33	937-941
Chemical formula revised:
Davis R J	Hey M H (1969) The cell-contents of arthurite redetermined	Mineralogical Magazine 37	520-521	monoclinic	541
Artinite	Mg2CO3(OH)2·3H2O	Mg2(CO3)(OH)2·3H2O	Mg C O H		R060166 R060234	Italy	1902	Grandfathered|Approved	Artinite		Brugnatelli S C L (1902) Sopra un nuovo minerale delle cave d'Amianto della Valle Lanterna	Rendiconti Reale Istituto Lombardo di Scienze e Lettere (Milano) 35	869-874	monoclinic	780
Artroeite	PbAlF3(OH)2	PbAlF3(OH)2	Pb Al F O H	IMA1993-031	R100034	USA	1993	Approved			Kampf A R	Foord E E	(1995) Artroeite	PbAlF<sub>3</sub>(OH)<sub>2</sub>	a new mineral from the Grand Reef mine	Graham County	Arizona: description and crystal structure	American Mineralogist 80	179-183	triclinic	56
Artsmithite	Hg1+4Al(PO4)1.74(OH)1.78	Hg1+4Al(PO4)1.74(OH)1.78	Hg Al P O H	IMA2002-039		USA	2002	Approved			Roberts A C	Cooper M A	Hawthorne F C	Gault R A	Grice J D	Nikischer A J (2003) Artsmithite	a new Hg<sup>1+</sup>-Al phosphate-hydroxide from the Funderburk Prospect	Pike County	Arkansas	U.S.A.	The Canadian Mineralogist 41	721-725	monoclinic	359
Arupite	Ni2+3(P5+O4)2·8H2O	Ni3(PO4)2·8H2O	Ni P O H	IMA1988-008		Brazil	1988	Approved	Vivianite	vivianite	Buchwald V F (1990) A new mineral	arupite	Ni<sub>3</sub>(PO<sub>4</sub>)<sub>2</sub>·8H<sub>2</sub>O	the nickel analogue of vivianite	Neues Jahrbuch für Mineralogie	Monatshefte 1990	76-80	monoclinic
Arzakite	Hg3S2(Br	Cl)2	Hg3S2Br2	Hg S Br								Mineral is described but not given official IMA status:
Dunn P J	Fleischer M	Langley R H	Shingley J E	Zilczer J A (1985) New mineral names	American Mineralogist 70	871-881	tetragonal
Arzrunite	Pb2+2Cu2+4S6+O4(OH)4Cl6·2H2O	Pb2Cu4(SO4)(OH)4Cl6·2H2O	Pb Cu S O H Cl			Chile	1899	Questionable mineral species|Approved			Arzruni A	Thaddeeff K (1899) Neue Minerale aus Chile	ein neues Vorkommen von Utahit und ein neues Wismuthcarbonat von Schneeberg. Zeitschrift für Kristallographie 31	229-247		20.2
Asbecasite	Ca3Ti4+As3+6Be2Si2O20	Ca3TiAs6Be2Si2O20	Ca Ti As Be Si O	IMA1965-037	R060719	Switzerland	1965	Approved			Graeser S (1966) Asbecasit und cafarsit	zwei neue mineralien aus dem Binnatal (Kt. Wallis)	Schweizerische Mineralogische und Petrographische Mitteilungen 46	367-375	hexagonal	370
Asbolane	Mn4+(O	OH)2·(Co3+	Ni2+	Mg	Ca)x(OH)2x·nH2O	Mn4+(O	OH)2·(Co	Ni	Mg	Ca)x(OH)2x·nH2O	Mn O H Co Ni Mg Ca		R070306 R070359	?	1841	Grandfathered|Approved			Breithaupt A (1841) Genus 8. Maurites. Species 1. Maurites	Asbolanus kürzer	Asbolan	in Vollständiges Handbuch der Mineralogie	Volume 2	Arnoldische Buchhandlung (Dresden und Leipzig) 332-334	hexagonal	2211
Aschamalmite	Pb6-3xBi2+xS9	Pb6-3xBi2+xS9	Pb Bi S	IMA1982-089	R060690	Austria	1982	Approved	Lillianite		Mumme W G	Niedermayr G	Kelly P R	Paar W H (1983) Aschamalmite	Pb<sub>5.92</sub>Bi<sub>2.06</sub>S<sub>9</sub>	from Untersulzbach Valley in Salzburg	Austria - “monoclinic heyrovskyite”	Neues Jahrbuch für Mineralogie	Monatshefte 1983	433-444
Chemical formula revised:
Moëlo Y	Makovicky E	Mozgova N N	Jambor J L	Cook N	Pring A	Paar W	Nickel E H	Graeser S	Karup-Møller S	Balic-Zunic T	Mumme W G	Vurro F	Topa D	Bindi L	Bente K	Shimizu M (2008) Sulfosalt systematics: a review. Report of the sulfosalt sub-committee of the IMA Commission on Ore Mineralogy	European Journal of Mineralogy 20	7-46	monoclinic|orthorhombic	93.7
Ashburtonite	HPb2+4Cu2+4(Si4O12)(HCO3)4(OH)4Cl	HCu4Pb4Si4O12(HCO3)4(OH)4Cl	H Cu Pb Si O C Cl	IMA1990-033	R110003	Australia	1990	Approved	Cerchiaraite		Grice J D	Nickel E H	Gault R A (1991) Ashburtonite	a new bicarbonate-silicate mineral from Ashburton Downs	Western Australia: Description and structure determination	American Mineralogist 76	1701-1707	tetragonal	1790
Ashcroftine-(Y)	K5Na5Y12Si28O70(OH)2(CO3)8·8H2O	K5Na5Y12Si28O70(OH)2(CO3)8·8H2O	K Na Y Si O H C		R110189	Denmark (Greenland)	1933	Approved			Hey M H	Bannister F A (1933) Studies on the zeolites. Part IV. Ashcroftine (kalithomsonite of S.G. Gordon)	Mineralogical Magazine 23	305-308
Chemical formula revised:
Moore P B	Bennett J M	Louisnathan S J (1969) Ashcroftine is not a zeolite!	Mineralogical Magazine 37	515-517
Chemical formula revised again:
Moore P B	Sen Gupta P K	Schlemper E O	Merlino S (1987) Ashcroftine	ca. K<sub>10</sub>Na<sub>10</sub>(Y	Ca)<sub>24</sub>(OH)<sub>4</sub>(CO<sub>3</sub>)<sub>16</sub>(Si<sub>56</sub>O<sub>140</sub>)·16H<sub>2</sub>O	a structure with enormous polyanions	American Mineralogist 72	1176-1189
Name changed from ashcroftine:
Nickel E H	Mandarino J A (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature	American Mineralogist 72	1031-1042	tetragonal	1300
Ashoverite	Zn2+(OH)2	Zn(OH)2	Zn O H	IMA1986-008		United Kingdom	1986	Approved			Clark A M	Fejer E E	Cressey G	Tandy P C (1988) Ashoverite	a new mineral	and other polymorphs of Zn(OH)<sub>2</sub> from Milltown	Ashover	Derbyshire	Mineralogical Magazine 52	699-702	tetragonal	2058
Asimowite	Fe2+2SiO4	Fe2SiO4	Fe Si O	IMA2018-102		China (meteorite) / Chile (meteorite)	2018	Approved	Wadsleyite		Bindi L	Brenker F E	Nestola F	Koch T E	Prior D J	Lilly K	Krot A N	Bizzarro M	Xie X (2019) Discovery of asimowite	the Fe-analog of wadsleyite	in shock-melted silicate droplets of the Suizhou L6 and the Quebrada Chimborazo 001 CB3.0 chondrites. American Mineralogist 104	775-778
Asisite	Pb7SiO8Cl2	Pb7SiO8Cl2	Pb Si O Cl	IMA1987-003	R070635	Namibia	1987	Approved	Asisite		Rouse R C	Peacor D R	Dunn P J	Criddle A J	Stanley C J	Innes J (1988) Asisite	a silicon-bearing lead oxychloride from the Kombat mine	South West Africa (Namibia)	American Mineralogist 73	643-650	tetragonal	601
Åskagenite-(Nd)	Mn2+Nd(Al2Fe3+)[Si2O7][SiO4]O2	Mn2+Nd(Al2Fe3+)[Si2O7][SiO4]O2	Mn Nd Al Fe Si O	IMA2009-073		Sweden	2009	Approved	Epidote		Chukanov N V	Göttlicher J	Möckel S	Sofer Z	Van K V	Belakovskiy D I (2010) Åskagenite-(Nd)	Mn<sup>2+</sup>NdAl<sub>2</sub>Fe<sup>3+</sup>(Si<sub>2</sub>O<sub>7</sub>)(SiO<sub>4</sub>)O<sub>2</sub>	a new mineral of the epidote supergroup	New Data on Minerals. Moscow 45	17-22	monoclinic	1890
Aspedamite	[box]12(Fe3+	Fe2+)3Nb5+4[Th4+(Nb5+	Fe3+)12O42][(H2O)	(OH)]12	[box]12(Fe3+	Fe2+)3Nb4[Th(Nb	Fe3+)12O42][(H2O)	(OH)]12	Fe Nb Th O H	IMA2011-056	R130014	Norway	2011	Approved	Menezesite		Cooper M A	Abdu Y A	Ball N A	Černý P	Hawthorne F C	Kristiansen R (2012) Aspedamite	ideally [box]<sub>12</sub>(Fe<sup>3+</sup>	Fe<sup>2+</sup>)<sub>3</sub>Nb<sub>4</sub>[Th(Nb	Fe<sup>3+</sup>)<sub>12</sub>O<sub>42</sub>]{(H<sub>2</sub>O)	(OH)}<sub>12</sub>	a new heteropolyniobate mineral species from the Herrebøkasa Quarry	Aspedammen	Østfold	Southern Norway: description and crystal structure	The Canadian Mineralogist 50	793-804	cubic
Aspidolite	NaMg3(Si3Al)O10(OH)2	NaMg3(Si3Al)O10(OH)2	Na Mg Si Al O H	IMA2004-049		Japan	1869	Redefined|Approved	Clay	mica-true micas	von Kobell F (1869) Ueber den Aspidolith	ein Glied aus der Biotit- und Phlogopit-Gruppe	Sitzungsberichte der Königlich Bayerischen Akademie der Wissenschaften zu München 1	364-366
Mineral was only formally accepted as a species with this publication:
Banno Y	Miyawaki R	Kogure T	Matsubara S	Kamiya T	Yamada S (2005) Aspidolite	the Na analogue of phlogopite	from Kasuga-mura	Gifu Prefecture	central Japan	description and structural data	Mineralogical Magazine 69	1047-1057	triclinic|monoclinic	427
Asselbornite	Pb2+(U6+O2)4(Bi3+O)3(As5+O4)2(OH)7·4H2O	Pb(UO2)4(BiO)3(AsO4)2(OH)7·4H2O	Pb U O Bi As H	IMA1980-087		Germany	1980	Approved			Sarp H	Bertrand J	Deferne J (1983) Asselbornite	(Pb	Ba)(UO<sub>2</sub>)<sub>6</sub>(BiO)<sub>4</sub>[(As	P)O<sub>4</sub>]<sub>2</sub>(OH)<sub>12</sub>·3H<sub>2</sub>O	a new uranium	bismuth	lead and barium hydrous arsenate	Neues Jahrbuch für Mineralogie	Monatshefte 1983	417-423
Chemical formula redefined:
Sejkora J	Cejka J (2007) Sreinite from Horni Halze	the Krusne hory Mountains	Czech Republic	a new mineral species	its comparison with asselbornite from Schneeberg	and new data for asselbornite	Neues Jahrbuch für Mineralogie	Abhandlungen 184	197-206	cubic	310
Astrocyanite-(Ce)	Cu2+2Ce3+2(U6+O2)(CO3)5(OH)2·1.5H2O	Cu2Ce2(UO2)(CO3)5(OH)2·1.5H2O	Cu Ce U O C H	IMA1989-032		Democratic Republic of the Congo	1989	Approved			Deliens M	Piret P (1990) L'astrocyanite-(Ce)	Cu<sub>2</sub>(TR)<sub>2</sub>(UO<sub>2</sub>)(CO<sub>3</sub>)<sub>5</sub>(OH)<sub>2</sub>·1	5 H<sub>2</sub>O	nouvelle espèce minérale de Kamoto	Shaba	Zaïre	European Journal of Mineralogy 2	407-411	hexagonal	900
Astrophyllite	K2NaFe2+7Ti4+2(Si4O12)2O2(OH)4F	K2NaFe2+7Ti2(Si4O12)2O2(OH)4F	K Na Fe Ti Si O H F		R060103 R060202	Norway	1848	Grandfathered|Approved	Astrophyllite-Astrophyllite	astrophyllite	Weibye P C (1848) Beiträge zur topographischen Mineralogie Norwegens	Archiv für Mineralogie	Geognosie	Bergbau und Hüttenkunde. 22	465-544
Chemical composition determined:
Brøgger W C (1890) Die mineralien der syenitpegmatitgänge der sünorwegischen augit- und nephelinsyenite	35. Astrophyllit	Zeitschrift für Kristallographie 16	200-216
Chemical composition revised according to:
Cámara F	Sokolova E	Abdu Y	Hawthorne F C (2010) The crystal structures of niobophyllite	kupletskite-(Cs) and Sn-rich astrophyllite: Revisions to the crystal chemistry of the astrophyllite-group minerals	The Canadian Mineralogist 48	1-16	triclinic|monoclinic	2500
Atacamite	Cu2+2Cl(OH)3	Cu2Cl(OH)3	Cu Cl O H		R050098	Chile	1803	Grandfathered|Approved	Atacamite	atacamite	Blumenbach J F (1803) L'atacamit	sable vert d'Atacama	in Manuel D'Histoire Naturelle	Volume 2	Soulange Artaud (Paris) 348-349	orthorhombic	3200
Atelestite	Bi3+2O(As5+O4)(OH)	Bi2O(AsO4)(OH)	Bi O As H		R080139	Germany	1832	Grandfathered|Approved	Atelestite	atelestite	Breithaupt A (1832) Atelestit	Vollstandige Charakteristik des Mineral-Systems	(Dresden) 1	307-307	monoclinic	543
Atelisite-(Y)	Y4Si3O8(OH)8	Y4Si3O8(OH)8	Y Si O H	IMA2010-065	R130043	Norway	2010	Approved	Zircon		Malcherek T	Mihailova B	Schlüter J	Husdal T (2012) Atelisite-(Y)	a new rare earth defect silicate of the KDP structure type	European Journal of Mineralogy 24	1053-1060	tetragonal	1788
Atencioite	Ca2Fe2+3Mg2Be4(PO4)6(OH)4·6H2O	Ca2Fe2+3Mg2Be4(PO4)6(OH)4·6H2O	Ca Fe Mg Be P O H	IMA2004-041	R060893	Brazil	2004	Approved	Roscherite	roscherite	Chukanov N V	St. Möckel R K	Rastsvetaeva A	Zadov A E (2006) The roscherite group and its new representative member atencioite	Ca<sub>2</sub>Fe<sup>2+</sup>Mg<sub>2</sub>Fe<sup>2+</sup><sub>2</sub>Be<sub>4</sub>(PO<sub>4</sub>)<sub>6</sub>(OH)<sub>4</sub>·6H<sub>2</sub>O	New Data on Minerals 41	18-25	triclinic	582
Athabascaite	Cu5Se4	Cu5Se4	Cu Se	IMA1969-022		Canada	1969	Approved			Harris D C	Cabri L J	Kaiman S (1970) Athabascaite: A new copper selenide mineral from Martin Lake	Saskatchewan	The Canadian Mineralogist 10	207-215	orthorhombic	1850
Atheneite	Pd2(As0.75Hg0.25)	Pd2(As0.75Hg0.25)	Pd As Hg	IMA1973-050		Brazil	1973	Approved			Clark A M	Criddle A J	Fejer E E (1974) Palladium arsenide-antimonides from Itabira	Minas Gerais	Brazil	Mineralogical Magazine 39	528-543
Chemical formula revised:
Bindi L (2010) Atheneite	[Pd<sub>2</sub>][As<sub>0.75</sub>Hg<sub>0.25</sub>]	from Itabira	Minas Gerais	Brazil: Crystal structure and revision of the chemical formula	The Canadian Mineralogist 48	1149-1155	hexagonal	2941
Atlasovite	Cu2+6Fe3+Bi3+O4(SO4)5·KCl	Cu2+6Fe3+Bi3+O4(SO4)5·KCl	Cu Fe Bi O S K Cl	IMA1986-029		Russia	1986	Approved			Popova V I	Popov V A	Rudashevskiy N S	Glavatskikh S F	Polyakov V O	Bushmakin A F (1987) Nabokoite Cu<sub>7</sub>TeO<sub>4</sub>(SO<sub>4</sub>)<sub>5</sub>·KCl and atlasovite Cu<sub>6</sub>Fe<sup>3+</sup>Bi<sup>3+</sup>O<sub>4</sub>(SO<sub>4</sub>)<sub>5</sub>·KCl. New minerals of volcanic exhalations	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 116(3)	358-367	tetragonal	3.6E-5
Atokite	Pd3Sn	Pd3Sn	Pd Sn	IMA1974-041		South Africa	1974	Approved	Perovskite	zvyagintsevite	Mihálik P	Hiemstra S A	De Villiers J P R (1975) Rustenburgite and atokite	two new platinum-group minerals from the Merensky Reef	Bushveld igneous complex	The Canadian Mineralogist 13	146-150	cubic	2906
Attakolite	CaMn2+Al4(HSiO4)(PO4)3(OH)4	CaMn2+Al4(HSiO4)(PO4)3(OH)4	Ca Mn Al H Si O P			Sweden	1868	Redefined|Approved			Blomstrand C W (1868) Om Westanå mineralier	Öfversigt af Kongliga Vetenskaps-Akademiens Förhandlingar 25	197-212
Redefined:
Grice J D	Dunn P J (1992) Attakolite: New data and crystal-structure determination	American Mineralogist 77	1285-1291	monoclinic	950
Attikaite	Ca3Cu2+2Al2(As5+O4)4(OH)4·2H2O	Ca3Cu2Al2(AsO4)4(OH)4·2H2O	Ca Cu Al As O H	IMA2006-017	R070217	Greece	2006	Approved			Chukanov N V	Pekov I V	Zadov A E (2007) Attikaite	Ca<sub>3</sub>Cu<sub>2</sub>Al<sub>2</sub>(AsO<sub>4</sub>)<sub>4</sub>(OH)<sub>4</sub>·2H<sub>2</sub>O	a new mineral	Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 136(2)	17-24	orthorhombic	20.2
Aubertite	Cu2+Al(SO4)2Cl·14H2O	Cu2+Al(SO4)2Cl·14H2O	Cu Al S O Cl H	IMA1978-051	R060751	Chile	1978	Approved	Aubertite	aubertite	Cesbron F	Ginderow D	Sichère M	Vachey H (1979) L`aubertite	un nouveau chloro-sulfate hydraté de cuivre et d`aluminium	Bulletin de Minéralogie 102	348-350	triclinic	470
Augelite	Al2PO4(OH)3	Al2(PO4)(OH)3	Al P O H		R050060 R050100 R050316	Sweden	1868	Grandfathered|Approved			Blomstrand C W (1868) Om Westanå mineralier	Öfversigt af Kongliga Vetenskaps-Akademiens Förhandlingar 25	197-212	monoclinic	2500
Augite	(Ca	Mg	Fe2+	Fe3+)2(Si	Al)2O6	(Ca	Mg	Fe)2Si2O6	Ca Mg Fe Si O		R061086 R061108 R070231 R110063 R190030	?	1685	Approved	Pyroxene	pyroxene	Pliny [translated by Hardouin	1685] (77) Augites	in Caii Plinii secundi Naturalis historiae libri XXXVII interpretatione et notis illustravit Joannes Harduinus in usum Delphini	Franciscum Muguet (Paris) 406-406
The name was used to describe several different species until this paper:
Werner A G (1792) Geognostische Beobachtungen	auf einer Reife durch einen Theil des böhmischen Mittelgebirges	Bergmannisches Journal 1	215-266	monoclinic	4700
Auriacusite	Fe3+Cu2+(As5+O4)O	Fe3+Cu2+(AsO4)O	Fe Cu As O	IMA2009-037		USA	2009	Approved	Andalusite		Mills S J	Kampf A R	Poirier G	Raudsepp M	Steele I M (2010) Auriacusite	Fe<sup>3+</sup>Cu<sup>2+</sup>AsO<sub>4</sub>O	the first M<sup>3+</sup> member of the olivenite group	from the Black Pine mine	Montana	USA	Mineralogy and Petrology 99	113-120	orthorhombic	387
Aurichalcite	Zn2+5(CO3)2(OH)6	(Zn	Cu)5(CO3)2(OH)6	Zn Cu C O H		R050297 R060426	Russia	1839	Grandfathered|Approved			Boettger T (1839) Chemische untersuchung des aurichalcits	eines neuen kupfererzes vom Altai	Annalen der Physik und Chemie 48	495-500	monoclinic	2046
Auricupride	Cu3Au	Cu3Au	Cu Au			Russia	1950	Grandfathered|Approved	Perovskite		Ramdohr P (1950) Neue erzmineralien	Fortschritte der Mineralogie 28	69-70	cubic	2050
Aurihydrargyrumite	Au6Hg5	Au6Hg5	Au Hg	IMA2017-003		Japan	2017	Approved			Nishio-Hamane D	Tanaka T	Minakawa T (2018) Aurihydrargyrumite	a natural Au_6_Hg_5_ phase from Japan. Minerals 8	415	hexagonal	541
Aurivilliusite	Hg1+Hg2+OI1-	Hg1+Hg2+OI	Hg O I	IMA2002-022		USA	2002	Approved			Roberts A C	Stirling J A R	Criddle A J	Dunning G E	Spratt J (2004) Aurivilliusite	Hg<sup>2+</sup>Hg<sup>1+</sup>OI	a new mineral species from the Clear Creek claim	San Benito County	California	USA	Mineralogical Magazine 68	241-245	monoclinic	5.3
Auroantimonate	AuSbO3	AuSbO3	Au Sb O						Corundum		Gmyanin G N	Nekrasov I Y	Zhdanov Y Y	Leskova N V (1988) Auroantimonate - a new natural gold compound	Doklady Akademii Nauk SSSR 301	947-950
Aurorite	Mn2+Mn4+3O7·3H2O	Mn2+Mn4+3O7·3H2O	Mn O H	IMA1966-031	R061037	USA	1966	Approved		chalcophanite	Radtke A S	Taylor C M	Hewett D F (1967) Aurorite	argentian todorokite	and hydrous silver-bearing lead manganese oxide	Economic Geology 62	186-206
Chemical formula changed from (Mn^2+^	Ag	Ca)Mn^4+^_3_O_7_·3H_2_O:
Miyawaki R	Hatert F	Pasero M	Mills S J (2019) IMA Commission on New Minerals	Nomenclature and Classification (CNMNC) Newsletter 50. New minerals and nomenclature modifications approved in 2019. Mineralogical Magazine 83	615-620	hexagonal	1349
Aurostibite	AuSb2	AuSb2	Au Sb		R060923	Canada	1952	Grandfathered|Approved	Pyrite	pyrite	Graham A R	Kaiman S (1952) Aurostibite	AuSb<sub>2</sub>; a new mineral in the pyrite group	American Mineralogist 37	461-469	cubic	4000
Austinite	CaZn2+As5+O4(OH)	CaZn(AsO4)(OH)	Ca Zn As O H		R060703	USA	1935	Grandfathered|Approved	Adelite	adelite-descloizite-adelite subgroup	Staples L W (1935) Austinite	a new arsenate mineral	from Gold Hill	Utah	American Mineralogist 20	112-119	orthorhombic	1349
Autunite	Ca(UO2)2(PO4)2·10-12H2O	Ca(UO2)2(PO4)2·10-12H2O	Ca U O P H			France	1852	Grandfathered|Approved	Autunite	autunite	Phillips W	Brooke H J	Miller W H (1852) Autunite	in An Elementary Introduction to Mineralogy	Longman	Brown	Green	and Longman (London) 519-519	orthorhombic	2918
Avdeevite	(Na	Cs)(Be2Li)Al2(Si6O18)	(Na	Cs)(Be2Li)Al2(Si6O18)	Na Cs Be Li Al Si O	IMA2018-109		Myanmar	2019	Approved|Pending publication	Beryl		Agakhanov	A.A.	Stepanenko	D.A.	Zubkova	N.V.	Pekov	I.V.	Pautov	L.A.	Kasatkin	A.V.	Karpenko	V.Y.	Agakhanova	V.A.	Škoda	R. and Britvin	S.N. (2019) Avdeevite	IMA 2018-109. CNMNC Newsletter No. 47	February 2019	page 143; Mineralogical Magazine	83	143–147
Avdoninite	K2Cu2+5Cl8(OH)4·2H2O	K2Cu5Cl8(OH)4·2H2O	K Cu Cl O H	IMA2005-046a	R061024 R070080	Russia	2005	Approved			Chukanov N V	Murashko M N	Zadov A E	Bushmakin A F (2006) Avdoninite	K<sub>2</sub>Cu<sub>5</sub>Cl<sub>3</sub>(OH)<sub>4</sub>·H<sub>2</sub>O	a new mineral from volcanic exhalations and from the zone of technogenesis at massive sulfide ore deposits	Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 135(3)	38-42
Chemistry changed from K_2_Cu_5_Cl_8_(OH)_4_·H_2_O:
Pekov I V	Krivovichev S V	Chukanov N V	Yapaskurt V O	Sidorov E G (2015) Avdoninite: new data	crystal structure and refined formula K_2_Cu_5_Cl_8_(OH)_4_·2H_2_O. Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 144(3)	55-69	monoclinic	444
Averievite	Cu2+5O2(V5+O4)2·Cu2+Cl1-2	Cu5O2(VO4)2·CuCl2	Cu O V Cl	IMA1995-027		Russia	1995	Approved			Vergasova L P	Starova G L	Filatov S K	Anan'ev V V (1998) Averievite Cu<sub>5</sub>(VO<sub>4</sub>)<sub>2</sub>O<sub>2</sub>·<i>n</i>MX - a new mineral of volcanic exhalations	Doklady Akademii Nauk 359	804-807
Chemical formula revised:
Starova G L	Krivovichev S V	Fundamensky V S	Filatov S K (1997) The crystal structure of averievite	Cu<sub>5</sub>O<sub>2</sub>(VO<sub>4</sub>)<sub>2</sub>·<i>n</i>MX: comparison with related compounds	Mineralogical Magazine 61	441-446	hexagonal	3.6E-5
Avicennite	Tl3+2O3	Tl2O3	Tl O		R070262	Uzbekistan	1958	Grandfathered|Approved	Bixbyite		Karpova K N	Kon’kova E A	Larkin E D	Savel’ev V F (1958) Avicennite - a new mineral	Doklady Akademii Nauk Uzbekistan SSR 2	23-26	cubic	220
Avogadrite	KBF4	KBF4	K B F		R110062	Italy	1926	Grandfathered|Approved			Zambonini F (1926) Sulla presenza	tra i prodotti dell' attuale attivita del Vesuvio	di una varietá cesifera del fluoborato di potassio	(On the presence	among the products of Vesuvius	of a caesium-bearing variety of potassium fluoborate)	Accademia Nazionale del Lincei	Classe di Scienze Fische	Matematiche e Naturali	Rendiconti	Roma 3	644-649	orthorhombic	23
Awaruite	Ni3Fe	Ni3Fe	Ni Fe		R061020 R070671	New Zealand	1885	Grandfathered|Approved	Perovskite		Skey W (1885) On a new mineral (awaruite) from Barn Bay	Transactions and Proceedings of the New Zealand Institute 18	401-402	cubic	4620
Axelite	Na14Cu2+7(As5+O4)8F2Cl2	Na14Cu7(AsO4)8F2Cl2	Na Cu As O F Cl	IMA2017-015a		Russia	2017	Approved|Pending publication			Pekov	I.V.	Zubkova	N.V.	Agakhanov	A.A.	Yapaskurt	V.O.	Belakovskiy	D.I.	Britvin	S.N.	Sidorov	E.G. and Pushcharovsky	D.Y. (2017) Axelite	IMA2017-015a. CNMNC Newsletter No. 38	August 2017	page 1038; Mineralogical Magazine	81	1033–1038.	tetragonal	3.6E-5
Axinite-(Fe)	Ca4Fe2+2Al4[B2Si8O30](OH)2	Ca4Fe2+2Al4[B2Si8O30](OH)2	Ca Fe Al B Si O H		R040074 R050061 R050026 R060183 R060194 R060558	France	1801	Approved|Renamed	Axinite	axinite	Haüy R J (1801) Axinite	(f.) c'est-à-dire	corps aminci en forme de tranchant de hache	3	in Traité de Minéralogie.	Chez Louis (Paris) 22-31
Name changed from axinite to ferroaxinite:
Schaller W T (1911) Mineralogical notes	Series I. Axinite from California	U.S. Geological Survey Bulletin 490	37-47
Redefined:
Sanero E	Gottardi G (1968) Nomenclature and crystal-chemistry of axinites	American Mineralogist 53	1407-1411
Name changed from ferroaxinite:
Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes	hyphens and diacritical marks	The Mineralogical Record 39	131-135	triclinic	3200
Axinite-(Mg)	Ca4Mg2Al4[B2Si8O30](OH)2	Ca4Mg2Al4[B2Si8O30](OH)2	Ca Mg Al B Si O H	IMA1975-025	R070133	Tanzania	1975	Approved|Renamed	Axinite	axinite	Jobbins E A	Tresham A E	Young B R (1975) Magnesioaxinite	a new mineral found as a blue gemstone from Tanzania	The Journal of Gemmology 14	368-375
Name changed from magnesio-axinite:
Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes	hyphens and diacritical marks	The Mineralogical Record 39	131-135	triclinic	600
Axinite-(Mn)	Ca4Mn2+2Al4[B2Si8O30](OH)2	Ca4Mn2+2Al4[B2Si8O30](OH)2	Ca Mn Al B Si O H		R050299 R061121	Germany	1909	Approved|Renamed	Axinite	axinite	Fromme J (1909) Chemisch-mineralogische notizen aus dem radautale	Tschermaks Mineralogische und Petrographische Mitteilungen 28	305-328
Name changed from manganaxinite:
Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes	hyphens and diacritical marks	The Mineralogical Record 39	131-135	triclinic	2730
Azoproite	Mg2((Ti4+	Mg)	Fe3+)O2BO3	Mg2[(Ti	Mg)	Fe3+]O2(BO3)	Mg Ti Fe O B	IMA1970-021		Russia	1970	Approved	Ludwigite	ludwigite	Konev A A	Lesedeva V S	Kashaev A A	Ushchapovskaya Z F (1970) Azoproite	a new mineral of the ludwigite group	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 99(2)	225-231
Note: This mineral is distinguished from ludwigite if Ti+Mg is greater than Fe<sup>3+</sup> in the M4 site	orthorhombic	144
Azurite	Cu2+3(CO3)2(OH)2	Cu3(CO3)2(OH)2	Cu C O H		R050497 R050638	France	1824	Grandfathered|Approved			The name was used on several different minerals prior to this publication:
Beudant F S (1832) Azurite	in Traité Élémentaire de Minéralogie	2nd Edition	(Paris) 373-374	monoclinic	4000
Babánekite	Cu2+3(As5+O4)2·8H2O	Cu3(AsO4)2·8H2O	Cu As O H	IMA2012-007		Czech Republic	2012	Approved	Vivianite		Plášil J	Škácha P	Sejkora J	Škoda R	Novák M	Veselovský F	Hloušek J (2017) Babánekite	Cu_3_(AsO_4_)_2_·8H_2_O	from Jáchymov	Czech Republic - a new member of the vivianite group. Journal of Geosciences 62	261-270	monoclinic	2222.9
Babefphite	BaBePO4F	BaBe(PO4)F	Ba Be P O F	IMA1966-003		Russia	1966	Approved			Nazarova A S	Kuznetsova N N	Shaskin D P (1966) Babefphite	a barium beryllium fluoride-phosphate	Doklady Akademii Nauk SSSR 167	895-897	triclinic|orthorhombic	tetragonal	335
Babingtonite	Ca2Fe2+Fe3+Si5O14(OH)	Ca2Fe2+Fe3+Si5O14(OH)	Ca Fe Si O H		R060093 R060083 R060084	Norway	1824	Grandfathered|Approved	Rhodonite	rhodonite	Levy M (1824) Account of a new mineral substance	The Annals of Philosophy 7	275-277	triclinic	1837
Babkinite	Pb2Bi2S3	Pb2Bi2(S	Se)3	Pb Bi S Se	IMA1994-030		Russia	1994	Approved	Tetradymite		Bryzgalov I A	Spiridonov E M	Petrova I V	Sakharova M S (1996) Babkinite Pb<sub>2</sub>Bi<sub>2</sub>(S	Se)<sub>3</sub> - A new mineral	Doklady Akademii Nauk 346	656-659	hexagonal	161
Backite	Pb2+2AlTe6+O6Cl1-	Pb2AlTeO6Cl	Pb Al Te O Cl	IMA2013-113		USA	2013	Approved			Tait K T	Dicecco V	Ball N A	Hawthorne F C	Kampf A R (2014) Backite	Pb_2_Al(TeO_6_)Cl	a new tellurate mineral from the Grand Central mine	Tombstone Hills	Cochise County	Arizona: description and crystal structure. The Canadian Mineralogist 52	935-942	hexagonal	145
Badakhshanite-(Y)	Y3+2Mn2+4Al(Si2B7BeO24)	Y2Mn4Al(Si2B7BeO24)	Y Mn Al Si B Be O	IMA2018-085		Tajikistan	2018	Approved|Pending publication	Perettiite		Pautov	L.A.	Mirakov	M.A.	Cámara Artigas	F.	Sokolova	E.	Hawthorne	F. C.	Schodibekov	M.A. and Karpenko	V.Y. (2018) Badakhshanite-(Y)	IMA 2018-085. CNMNC Newsletter No. 46	December 2018	page 1372; Mineralogical Magazine	82	1369–1379
Badalovite	Na2Mg2Fe3+(As5+O4)3	Na2Mg2Fe3+(AsO4)3	Na Mg Fe As O	IMA2016-053		Russia	2016	Approved|Pending publication	Alluaudite		Pekov	I.V.	Koshlyakova	N.N.	Agakhanov	A.A.	Zubkova	N.V.	Belakovskiy	D.I.	Vigasina	M.F.	Turchkova	A.G.	Sidorov	E.G. and Pushcharovsky	D.Y. (2016) Badalovite	IMA 2016-053. CNMNC Newsletter No. 33	October 2016	page 1140; Mineralogical Magazine	80	1135–1144	monoclinic	3.6E-5
Baddeleyite	Zr4+O2	ZrO2	Zr O		R060016 R060078 R100171	Sri Lanka	1893	Grandfathered|Approved	Baddeleyite		Fletcher L (1893) On baddeleyite (native zirconia)	a new mineral	from Rakawana	Ceylon	Mineralogical Magazine 10	148-160	monoclinic|orthorhombic	4567.61
Bafertisite	Ba2Fe2+4Ti4+2(Si2O7)2O2(OH)2F2	Ba2Fe2+4Ti2(Si2O7)2O2(OH)2F2	Ba Fe Ti Si O H F			China	1959	Approved|Redefined	Seidozerite-Bafertisite	bafertisite	Semenov E I	Pei-shan Z (1959) New mineral - bafertisite	Science Record (Beijing) 3	652-655
Chemical formula revised from BaFe_2_TiSi_2_O_9_ to BaFe^2+^_2_Ti(Si_2_O_7_)O(OH	F)_2_:
Sokolova E (2006) From structure topology to chemical composition. I. Structural hierarchy and stereochemistry in titanium disilicate minerals	The Canadian Mineralogist 44	1273-1330
Chemical formula revised from BaFe^2+^_2_Ti(Si_2_O_7_)O(OH	F)_2_:
Cámara F	Sokolova E	Abdu Y A	Pautov L A (2016) From structure topology to chemical composition. XIX. Titanium silicates: Revision of the crystal structure and chemical formula of bafertisite Ba_2_Fe^2+^_4_Ti_2_(Si_2_O_7_)_2_O_2_(OH)_2_F_2_	A Group-II TS-block mineral. The Canadian Mineralogist 54	49-63	monoclinic|orthorhombic	2500
Baghdadite	Ca3Zr4+(Si2O7)O2	Ca6Zr2(Si2O7)2O4	Ca Zr Si O	IMA1982-075		Iraq	1982	Approved	Wöhlerite		Hermezi H M	McKie D	Hall A J (1986) Baghdadite	a new calcium zirconium silicate mineral from Iraq	Mineralogical Magazine 50	119-123	monoclinic	1000
Bahianite	Al5Sb5+3O14(OH)2	Al5Sb5+3O14(OH)2	Al Sb O H	IMA1974-027	R050627 R060433	Brazil	1974	Approved			Moore P B	Barbosa C D P	Gaines R V (1978) Bahianite	Sb<sub>3</sub>Al<sub>5</sub>O<sub>14</sub>(OH)<sub>2</sub>	a new species	Mineralogical Magazine 42	179-182	monoclinic	380
Baileychlore	Zn2+5Al(Si3Al)O10(OH)8	(Zn	Fe2+	Al	Mg)6(Si	Al)4O10(OH)8	Zn Fe Al Mg Si O H	IMA1986-056		Australia	1986	Approved	Clay	chlorite	Rule A C	Radke F (1988) Baileychlore	the Zn end member of the trioctahedral chlorite series	American Mineralogist 73	135-139	monoclinic	2770
Bairdite	Pb2Cu2+4Te6+2O10(OH)2(S6+O4)·H2O	Pb2Cu2+4Te6+2O10(OH)2(SO4)·H2O	Pb Cu Te O H S	IMA2012-061		USA	2012	Approved			Kampf A R	Mills S J	Housley R M	Rossman G R	Marty J	Thorne B (2013) Lead-tellurium oxysalts from Otto Mountain near Baker	California: X. Bairdite	Pb_2_Cu^2+^_4_Te^6+^_2_O_10_(OH)_2_(SO_4_)(H_2_O)	a new mineral with thick HCP layers	American Mineralogist 98	1315-1321	monoclinic	946
Bakerite	Ca4B5(SiO4)3(O3(OH)5)	Ca4B5(SiO4)3(O3(OH)5)	Ca B Si O H		R050423	USA	1903	Discredited	Gadolinite	gadolinite-datolite-datolite subgroup	Giles W B (1903) Bakerite (a new borosilicate of calcium) and howlite from California	Mineralogical Magazine 13	353-355
Chemical formula revised:
Perchiazzi N	Gualtieri A F	Merlino S	Kampf A R (2004) The atomic structure of bakerite and its relationship to datolite	American Mineralogist 89	767-776
Discredited without explanation:
Hålenius U	Hatert F	Pasero M	Mills S J (2016) IMA Commission on New Minerals	Nomenclature and Classification (CNMNC) Newsletter 33. New minerals and nomenclature modifications approved in 2016. Mineralogical Magazine 80	1135-1144	monoclinic
Bakhchisaraitsevite	Na2Mg5(PO4)4·7H2O	Na2Mg5(PO4)4·7H2O	Na Mg P O H	IMA1999-005	R060607	Russia	1999	Approved			Liferovich R P	Pakhomovsky Y A	Yakubovich O V	Massa W	Laajoki K	Gehör S	Bogdanova A N	Sorokhtima N V (2000) Bakhchisaraitsevite	Na<sub>2</sub>Mg<sub>5</sub>[PO<sub>4</sub>]<sub>4</sub>·7H<sub>2</sub>O	a new mineral from hydrothermal assemblages related to phoscorite-carbonatite complex of the Kovdor massif	Russia	Neues Jahrbuch für Mineralogie	Monatshefte	2000	402-418	monoclinic	500
Baksanite	Bi6Te2S3	Bi6Te2S3	Bi Te S	IMA1992-042		Russia	1992	Approved	Tetradymite		Pekov I V	Zav'yalov E N	Fedyushchenko S V	Shcherbachev D K	Borodayev Y S	Dorokhova G D (1996) Baksanite	Bi<sub>6</sub>(Te<sub>2</sub>S<sub>3</sub>)	a new mineral from Tyrny´auz (northern Caucasus)	Doklady Akademii Nauk 347	787-791	hexagonal	542
Balangeroite	Mg21Si8O27(OH)20	Mg21Si8O27(OH)20	Mg Si O H	IMA1982-002	R060244	Italy	1982	Approved			Compagnoni R	Ferraris G	Fiora L (1983) Balangeroite	a new fibrous silicate related to gageite from Balangero	Italy	American Mineralogist 68	214-219	monoclinic|unknown	triclinic	orthorhombic	38
Balestraite	KLi2V5+Si4O12	KLi2V5+Si4O12	K Li V Si O	IMA2013-080		Italy	2013	Approved	Mica		Lepore G O	Bindi L	Zanetti A	Ciriotti M E	Medenbach O	Bonazzi P (2015) Balestraite	KLi_2_VSi_4_O_10_O_2_	the first member of the mica group with octahedral V^5+^. American Mineralogist 100	608-614	monoclinic	80
Balićžunićite	Bi2O(SO4)2	Bi2O(SO4)2	Bi O S	IMA2012-098		Italy	2012	Approved			Pinto D	Garavelli A	Mitolo D (2014) Balićžunićite	Bi_2_O(SO_4_)_2_	a new fumarole mineral from La Fossa crater	Vulcano	Aeolian Islands	Italy. Mineralogical Magazine 78	1043-1055	triclinic
Balipholite	LiBaMg2Al3(Si2O6)2(OH)8	LiBaMg2Al3(Si2O6)2(OH)8	Li Ba Mg Al Si O H			China	1975	Approved	Carpholite	carpholite	X-ray Laboratory	Wuhan Geologic College	Geology Team 654	Hunan Geology Bureau	and Geology Laboratory	Hunan Geology Bureau (1975) A new lithium-bearing mineral in China - balipholite	BaMg<sub>2</sub>LiAl<sub>3</sub>(Si<sub>2</sub>O<sub>6</sub>)<sub>2</sub>(OH)<sub>8</sub>	Scientia Geologica Sinica 1975(1) 100-100	orthorhombic	155
Balkanite	Ag5Cu9HgS8	Ag5Cu9HgS8	Ag Cu Hg S	IMA1971-009		Bulgaria	1971	Approved			Atanassov V A	Kirov G N (1973) Balkanite	Cu<sub>9</sub>Ag<sub>5</sub>HgS<sub>8</sub>	a new mineral from the Sedmochislenitsi mine	Bulgaria	American Mineralogist 58	11-15	orthorhombic	520
Balliranoite	(Na	K)6Ca2(Si6Al6O24)Cl2(CO3)	(Na	K)6Ca2(Si6Al6O24)Cl2(CO3)	Na K Ca Si Al O Cl C	IMA2008-065		Italy	2008	Approved	Cancrinite-sodalite		Chukanov N V	Zubkova N V	Pekov I V	Olysych L V	Bonaccorsi E	Pushcharovsky D Y (2010) Balliranoite	(Na	K)<sub>6</sub>Ca<sub>2</sub>(Si<sub>6</sub>Al<sub>6</sub>O<sub>24</sub>)Cl<sub>2</sub>(CO<sub>3</sub>)	a new cancrinite-group mineral from Monte Somma - Vesuvio volcanic complex	Italy	European Journal of Mineralogy 22	113-119	hexagonal
Balyakinite	Cu2+Te4+O3	Cu2+(Te4+O3)	Cu Te O	IMA1980-001		Russia	1980	Approved			Spiridonov E M (1980) Balyakinite CuTeO<sub>3</sub> - a new mineral from the oxidation zone	Doklady Akademii Nauk SSSR 253	1448-1450	orthorhombic	23
Bambollaite	CuSe2	Cu(Se	Te)2	Cu Se Te	IMA1965-014		Mexico	1965	Approved			Harris D C	Nuffield E W (1972) Bambollaite	a new copper telluro-selenide	The Canadian Mineralogist 11	738-742	tetragonal	48
Bamfordite	Fe3+Mo6+2O6(OH)3·H2O	Fe3+Mo2O6(OH)3·H2O	Fe Mo O H	IMA1996-059		Australia	1996	Approved			Birch W D	Pring A	McBriar E M	Gatehouse B M	McCammon C A (1998) Bamfordite	Fe<sup>3+</sup>Mo<sub>2</sub>O<sub>6</sub>(OH)<sub>3</sub>·H<sub>2</sub>O	a new hydrated iron molybdenum oxyhydroxide from Queensland	Australia: Description and crystal chemistry	American Mineralogist 83	172-177	triclinic
Banalsite	Na2BaAl4Si4O16	Na2BaAl4Si4O16	Na Ba Al Si O			United Kingdom	1944	Grandfathered|Approved		feldspar	Smith W C	Bannister F A	Hey M H	Groves A W (1944) Banalsite	a new barium-feldspar from Wales	Mineralogical Magazine 27	33-47	orthorhombic	2500
Bandylite	Cu2+B(OH)4Cl	CuB(OH)4Cl	Cu B O H Cl		R060664	Chile	1938	Grandfathered|Approved			Palache C (1938) Antofagastite and bandylite	two new copper minerals from Chile	American Mineralogist 23	85-90	tetragonal	298
Bannermanite	(Na	K)xV4+xV5+6-xO15 (0.5<x<0.9)	(Na	K)xV4+xV5+6-xO15 (0.5<x<0.9)	Na K V O	IMA1980-010		El Salvador	1980	Approved			Hughes J M	Finger L W (1983) Bannermanite	a new sodium-potassium vanadate isostructural with β-Na<sub>x</sub>V<sub>6</sub>O<sub>15</sub>	American Mineralogist 68	634-641	monoclinic	28
Bannisterite	(Ca	K	Na)(Mn2+	Fe2+)10(Si	Al)16O38(OH)8·nH2O	(Ca	K	Na)(Mn2+	Fe2+)10(Si	Al)16O38(OH)8·nH2O	Ca K Na Mn Fe Si Al O H	IMA1967-005	R060817	United Kingdom	1967	Approved	Clay	smectite	Smith M L	Frondel C (1968) The related layered minerals ganophyllite	bannisterite	and stilpnomelane	Mineralogical Magazine 36	893-913
Chemical formula revised:
Dunn P J	Leavens P B	Norberg J A	Ramik R A (1981) Bannisterite: new chemical data and empirical formulae	American Mineralogist 66	1063-1067	monoclinic	1861
Baotite	Ba4(Ti4+	Nb5+	W6+)8O16(SiO3)4Cl	Ba4(Ti	Nb	W)8O16(SiO3)4Cl	Ba Ti Nb W O Si Cl		R060251 R060414	China	1960	Approved			Simonov V I (1960) Baotite - a mineral with [Si<sub>4</sub>O<sub>12</sub>] metasilicate rings	Soviet Physics - Crystallography 5	523-525	tetragonal	2070
Barahonaite-(Al)	(Ca	Cu2+	Na	Fe3+	Al)12Al2(As5+O4)8(OH	Cl)x·nH2O	(Ca	Cu	Na	Fe3+	Al)12Al2(AsO4)8(OH	Cl)x·nH2O	Ca Cu Na Fe Al As O H Cl	IMA2006-051		Spain	2006	Approved			Viñals J	Jambor J L	Raudsepp M	Roberts A C	Grice J D	Kokinos M	Wise W S (2008) Barahonaite-(Al) and barahonaite-(Fe)	new Ca-Cu arsenate mineral species	from Murcia Province	southeastern Spain	and Gold Hill	Utah	The Canadian Mineralogist 46	205-217	monoclinic	158
Barahonaite-(Fe)	(Ca	Cu2+	Na	Fe3+	Al)12Fe3+2(As5+O4)8(OH	Cl)x·nH2O	(Ca	Cu	Na	Fe3+	Al)12Fe3+2(AsO4)8(OH	Cl)x·nH2O	Ca Cu Na Fe Al As O H Cl	IMA2006-052		Spain	2006	Approved			Viñals J	Jambor J L	Raudsepp M	Roberts A C	Grice J D	Kokinos M	Wise W S (2008) Barahonaite-(Al) and barahonaite-(Fe)	new Ca-Cu arsenate mineral species	from Murcia Province	southeastern Spain	and Gold Hill	Utah	The Canadian Mineralogist 46	205-217	monoclinic
Bararite	(N3-H4)2SiF6	(NH4)2SiF6	N H Si F			India	1951	Grandfathered|Approved			Palache C	Berman H	Frondel C (1951) 11.4.2.2 Bararite [(NH<sub>4</sub>)<sub>2</sub>SiF<sub>6</sub>]	in The System of Mineralogy	Volume II	Seventh Edition	John Wiley and Sons	Inc (New York) 106-107	hexagonal	387
Baratovite	KLi3Ca7Ti4+2(SiO3)12F2	KLi3Ca7Ti2(SiO3)12F2	K Li Ca Ti Si O F	IMA1974-055		Tajikistan	1974	Approved	Baratovite		Dusmatov V D	Semenov E I	Khomayakov A P	Bykova A V	Dzharfarov N K (1975) Baratovite	a new mineral	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 104(5)	580-582	monoclinic	270
Barberiite	N3-H4BF4	(NH4)BF4	N H B F	IMA1993-008		Italy	1993	Approved			Garavelli A	Vurro F (1994) Barberiite	NH<sub>4</sub>BF<sub>4</sub>	a new mineral from Vulcano	Aeolian Islands	Italy	American Mineralogist 79	381-384	orthorhombic	0
Barbertonite	Mg6Cr2(CO3)(OH)16·4H2O	Mg6Cr2(CO3)(OH)16·4H2O	Mg Cr C O H					Discredited	Hydrotalcite	manasseite	Frondel C (1941) Constitution and polymorphism of the pyroaurite and sjögrenite groups	American Mineralogist 26	295-315
Discredited because it is polytypic with stichtite:
Mills S J	Whitfield P S	Wilson S A	Woodhouse J N	Dipple G M	Raudsepp M	Francis C A (2011) The crystal structure of stichtite	re-examination of barbertonite	and the nature of polytypism in MgCr hydrotalcites	American Mineralogist 96	179-187	hexagonal
Barbosalite	Fe2+Fe3+2(PO4)2(OH)2	Fe2+Fe3+2(PO4)2(OH)2	Fe P O H		R070358	Brazil	1954	Grandfathered|Approved		lazulite	Lindberg M L	Pecora W T (1954) Tavorite and barbosalite: two new phosphate minerals from Minas Gerais	Brazil	Science 119	739-739	monoclinic	2046
Barentsite	Na7Al(CO3)2(HCO3)2F4	Na7Al(HCO3)2(CO3)2F4	Na Al C O H F	IMA1982-101		Russia	1982	Approved			Khomyakov A P	Kurova T A	Nechelyustov G N	Piloyan G O (1983) Barentsite	Na<sub>7</sub>AlH<sub>2</sub>(CO<sub>3</sub>)<sub>4</sub>F<sub>4</sub>	a new mineral	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 112(4)	474-479	triclinic	413.6
Bariandite	Al0.6(V5+	V4+)8O20·9H2O	Al0.6(V5+	V4+)8O20·9H2O	Al V O H	IMA1970-043	R060602	Gabon	1970	Approved	Straczekite		Cesbron F	Vachey H (1971) La bariandite	nouvel oxyde hydraté de vanadium (IV) et (V)	Bulletin de la Société Française de Minéralogie et de Cristallographie 94	49-54	monoclinic
Barićite	Mg3(PO4)2·8H2O	(Mg	Fe)3(PO4)2·8H2O	Mg Fe P O H	IMA1975-027	R061045	Canada	1975	Approved	Vivianite	vivianite	Sturman B D	Mandarino J A (1976) Barićite	the magnesium analogue of vivianite	from Yukon Territory	Canada	The Canadian Mineralogist 14	403-406	monoclinic	1804
Barikaite	Ag3Pb10(Sb8As11)S40	Ag3Pb10(Sb8As11)Σ19S40	Ag Pb Sb As S	IMA2012-055		Iran	2012	Approved	Sartorite		Topa D	Makovicky E	Tajedin H	Putz H	Zagler G (2013) Barikaite	Pb_10_Ag_3_(Sb_8_As_11_)_Σ19_S_40_	a new member of the sartorite homologous series. Mineralogical Magazine 77	3039-3046	monoclinic
Barioferrite	BaFe3+12O19	BaFe3+12O19	Ba Fe O	IMA2009-030		Israel	2009	Approved	Plumboferrite		Murashko M N	Chukanov N V	Mukhanova A A	Vapnik E	Britvin S N	Krivovichev S V	Polekhovsky Y S	Ivakin Y D (2010) Barioferrite BaFe<sup>3+</sup><sub>12</sub>O<sub>19</sub> - a new magnetoplumbite-group mineral from Hatrurim formation	Israel	Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 139(3)	22-30	hexagonal	428
Bariomicrolite	(Ba	[box])2Ta2(O	OH)7	(Ba	[box])2Ta2(O	OH)7	Ba Ta O H					Discredited	Pyrochlore	pyrochlore-microlite subgroup	Fleischer M (1963) New mineral names	American Mineralogist 48	1413-1421
Name changed from rijkeboerite:
Hogarth D D (1977) Classification and nomenclature of the pyrochlore group	American Mineralogist 62	403-410
Discredited:
Atencio D	Andrade M B	Christy A G	Gieré R	Kartashov P M (2010) The pyrochlore supergroup of minerals: nomenclature	The Canadian Mineralogist 48	673-698	cubic
Bario-olgite	Na(Na	Sr	Ce)2Ba(PO4)2	Na(Na	Sr	Ce)2Ba(PO4)2	Na Sr Ce Ba P O	IMA2003-002	R060614	Russia	2003	Approved	Aphthitalite		Pekov I V	Chukanov N V	Kulikova I M	Zubkova N V	Krotova O D	Sorokina N I	Pushcharovskii D Y (2004) New mineral bario-olgite	Ba(Na	Sr	REE)<sub>2</sub>Na[PO<sub>4</sub>]<sub>2</sub> and its crystal structure	Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 133(1)	41-49	hexagonal	363
Bario-orthojoaquinite	Ba4Fe2+2Ti4+2O2(SiO3)8·H2O	Ba4Fe2+2Ti2O2(SiO3)8·H2O	Ba Fe Ti O Si H	IMA1979-081		USA	1979	Approved	Joaquinite	joaquinite	Wise W S (1982) Strontiojoaquinite and bario-orthojoaquinite: two new members of the joaquinite group	American Mineralogist 67	809-816	orthorhombic	5.3
Barioperovskite	BaTi4+O3	BaTiO3	Ba Ti O	IMA2006-040	R110180	USA	2006	Approved	Perovskite		Ma C	Rossman G R (2008) Barioperovskite	BaTiO<sub>3</sub>	a new mineral from the Benitoite mine	California	American Mineralogist 93	154-157	orthorhombic	5.3
Bariopharmacoalumite	Ba0.5Al4(As5+O4)3(OH)4·4H2O	Ba0.5Al4[(AsO4)3(OH)4]·4H2O	Ba Al As O H	IMA2010-041		France	2010	Approved	Pharmacosiderite		Mills S J	Rumsey M S	Favreau G	Spratt J	Raudsepp M	Dini M (2011) Bariopharmacoalumite	a new mineral species from Cap Garonne	France and Mina Grande	Chile	Mineralogical Magazine 75	135-144	cubic|tetragonal	252
Bariopharmacosiderite	Ba0.5Fe3+4(As5+O4)3(OH)4·5H2O	Ba0.5Fe3+4(AsO4)3(OH)4·5H2O	Ba Fe As O H		R060571	Germany	1966	Redefined|Approved	Pharmacosiderite	pharmacosiderite	Walenta K (1966) Beiträge zur Kenntnis seltener Arsenatmineralien unter besonderer Berücksichtigung von Vorkommen des Schwarzwaldes. Tschermaks Mineralogische und Petrographische Mitteilungen 11	121-164
Name changed from barium-pharmacosiderite:
Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes	hyphens and diacritical marks	The Mineralogical Record 39	131-135	cubic|tetragonal	1610
Bariopyrochlore	Ba2Nb2O7	Ba2Nb2O7	Ba Nb O					Discredited	Pyrochlore	pyrochlore-pyrochlore subgroup	Jager E	Niggli E	Van der Veen A H (1959) A hydrated barium-strontium pyrochlore in a biotite rock from Panda Hill	Tanganyika	Mineralogical Magazine 32	10-25
Originally called pandaite:
Fleischer M (1959) New mineral names	American Mineralogist 44	1321-1329
Name changed from pandaite:
Hogarth D D (1977) Classification and nomenclature of the pyrochlore group	American Mineralogist 62	403-410
Discredited:
Atencio D	Andrade M B	Christy A G	Gieré R	Kartashov P M (2010) The pyrochlore supergroup of minerals: nomenclature	The Canadian Mineralogist 48	673-698	cubic
Bariosincosite	Ba(V4+O)2(P5+O4)2·4H2O	Ba(VO)2(PO4)2·4H2O	Ba V O P H	IMA1998-047		Australia	1998	Approved			Pring A	Kolitsch U	Birch W D	Beyer B D	Elliott P	Ayyappan P	Ramanan A (1999) Bariosincosite	a new hydrated barium vanadium phosphate	from the Spring Creek Mine	South Australia	Mineralogical Magazine 63	735-741	monoclinic|tetragonal	323.2
Barium-zinc alumopharmocosiderite	(Ba	K)0.5(Zn	Cu)0.5(Al	Fe)4(AsO4)3·5H2O	(Ba	K)0.5(Zn	Cu)0.5(Al	Fe)4(AsO4)3·5H2O	Ba K Zn Cu Al Fe As O H
Barlowite	Cu2+4BrF(OH)6	Cu4BrF(OH)6	Cu Br F O H	IMA2010-020	R110007	Australia	2010	Approved	Claringbullite		Elliott P	Cooper M A	Pring A (2014) Barlowite	Cu_4_FBr(OH)_6_	a new mineral isostructural with claringbullite: description and crystal structure. Mineralogical Magazine 78	1755-1762	hexagonal	1575
Barnesite	Na2V5+6O16·3H2O	Na2V5+6O16·3H2O	Na V O H		R060883	USA	1963	Approved	Hewettite		Weeks A D	Ross D R	Marvin R F (1963) The occurrence and properties of barnesite	Na<sub>2</sub>V<sub>6</sub>O<sub>16</sub>·3H<sub>2</sub>O	a new hydrated sodium vanadate mineral from Utah	American Mineralogist 48	1187-1195	monoclinic	100
Barquillite	Cu1+2Cd2+Ge4+S2-4	Cu2(Cd	Fe)GeS4	Cu Cd Fe Ge S	IMA1996-050		Spain	1996	Approved	Sphalerite	stannite	Murciego A	Pascua M I	Babkine J	Dusausoy Y	Medenbach O	Bernhardt H J (1999) Barquillite	Cu<sub>2</sub>(Cd	Fe)GeS<sub>4</sub>	a new mineral from the Barquilla deposit	Salamanca	Spain	European Journal of Mineralogy 11	111-117	tetragonal
Barrerite	Na2(Al2Si7)O18·6H2O	Na2(Si7Al2)O18·6H2O	Na Al Si O H	IMA1974-017	R050135	Italy	1974	Approved		zeolite	Passaglia E	Pongiluppi D (1975) Barrerite	a new natural zeolite	Mineralogical Magazine 40	208-208	orthorhombic	300
Barringerite	Fe2P	(Fe	Ni)2P	Fe Ni P	IMA1968-037	R070439	Bolivia	1968	Approved	Barringerite		Buseck P R (1969) Phosphide from meteorites: Barringerite	a new iron-nickel mineral	Science 165	169-171	hexagonal	4620
Barringtonite	MgCO3·2H2O	MgCO3·2H2O	Mg C O H
Barroisite	[box]NaCa[Mg3Al2](Si7Al)O22(OH)2	[box](NaCa)(Mg3Al2)(Si7Al)O22(OH)2	Na Ca Mg Al Si O H			Austria	1922	Approved|Redefined	Amphibole	amphibole-group 3 Na-Ca	Murgoci G (1922) Sur la classification des amphiboles bleues et de certaines hornblendes	Comptes Rendus Hebdomadaires des Séances de l’Académie des Sciences 175	426-429
Redefined by the IMA nomenclature commission:
Leake B E	Woolley A R	Arps C E S	Birch W D	Gilbert M C	Grice J D	Hawthorne F C	Kato A	Kisch H J	Krivovichev V G	Linthout K	Laird J	Mandarino J A	Maresch W V	Nickel E H	Rock N M S	Schumacher J C	Smith D C	Stephenson N C N	Ungaretti L	Whittaker E J W	Youzhi G (1997) Nomenclature of amphiboles: Report of the subcommittee on amphiboles of the International Mineralogical Association	commission on new minerals and mineral names	The Canadian Mineralogist 35	219-246	monoclinic	1000
Barrotite	Cu2+9Al(HSiO4)2(S6+O4)(HAs5+O4)0.5(OH)12·8H2O	Cu9Al(HSiO4)2[(SO4)(HAsO4)0.5](OH)12·8H2O	Cu Al H Si O S As	IMA2011-063a		France	2011	Approved	Chalcophyllite		Sarp H	Černý R	Pushcharovsky D Y	Schouwink P	Teyssier J	Williams P A	Babalik H	Mari G (2014) La barrotite	Cu_9_Al(HSiO_4_)_2_[(SO_4_)(HAsO_4_)_0.5_](OH)_12_·8H_2_O	un nouveau mineéral de la mine de Roua (Alpes-Maritimes	France). Riviéra Scientifique 98	3-22	hexagonal	251
Barrydawsonite-(Y)	Na1.5Y3+0.5CaSi3O9H	Na1.5Y0.5CaSi3O9H	Na Y Ca Si O H	IMA2014-042		Canada	2014	Approved	Pectolite		Mitchell R H	Welch M D	Kampf A R	Chakhmouradian A K	Spratt J (2015) Barrydawsonite-(Y)	Na_1.5_CaY_0.5_Si_3_O_9_H: a new pyroxenoid of the pectolite-serandite group. Mineralogical Magazine 79	671-68	monoclinic
Barstowite	Pb4CO3Cl6·H2O	Pb4(CO3)Cl6·H2O	Pb C O Cl H	IMA1989-057		United Kingdom	1989	Approved			Stanley C J	Jones G C	Hart A D (1991) Barstowite	3PbCl<sub>2</sub>·PbCO<sub>3</sub>·H<sub>2</sub>O	a new mineral from Bounds Cliff	St Endellion	Cornwall	Mineralogical Magazine 55	121-125	monoclinic	443
Bartelkeite	Pb2+Fe2+Ge(Ge2O7)(OH)2·H2O	PbFe2+Ge(Ge2O7)(OH)2·H2O	Pb Fe Ge O H	IMA1979-029	R070114	Namibia	1979	Approved	Lawsonite		Keller V P	Hess H	Dunn P J (1981) Bartelkeit	PbFe^2+^Ge_3_O_8_	ein neues Germanium-Mineral von Tsumeb	Namibia. Chemie der Erde 40	201-206
Chemical formula revised from PbFe^2+^Ge_3_O_8_ to PbFeGe<sup>VI</sup>(Ge<sup>IV</sup><sub>2</sub>O<sub>7</sub>)(OH)<sub>2</sub>·H<sub>2</sub>O:
Origlieri M J	Yang H	Downs R T	Posner E S	Domanik K J	Pinch W W (2012) The crystal structure of bartelkeite	with a revised chemical formula	PbFeGe<sup>VI</sup>(Ge<sup>IV</sup><sub>2</sub>O<sub>7</sub>)(OH)<sub>2</sub>·H<sub>2</sub>O	isotypic with high-pressure P2_1_/m lawsonite	American Mineralogist 97	1812-1815	monoclinic	541
Bartonite	K6Fe20S26S	K6Fe20S26S	K Fe S	IMA1977-039		USA	1977	Approved	Djerfisherite	djerfisherite	Czamanske G K	Erd R C	Leonard B F	Clark J R (1981) Bartonite	a new potassium iron sulfide mineral	American Mineralogist 66	369-375	tetragonal	1160
Barwoodite	Mn2+6(Nb5+	[box])2(SiO4)2(O	OH)6	Mn2+6(Nb5+	[box])2(SiO4)2(O	OH)6	Mn Nb Si O H	IMA2017-046		USA	2017	Approved	Welinite		Kampf A R	Celestian A J	Nash B P (2018) Barwoodite	Mn^2+^_6_(Nb^5+^	[box])_2_(SiO_4_)_2_(O	OH)_6_	a new member of the welinite group from Granite Mountain	Arkansas. The Canadian Mineralogist 56	799-809	hexagonal	99
Barylite	BaBe2Si2O7	BaBe2Si2O7	Ba Be Si O		R060606 R060620	Sweden	1876	Approved|Redefined			Blomstrand C W (1876) Bidrag till kännedomen af Långbans-grufvans mineralier. B) Barylith	ett nytt mineral från Långban	Geologiska Föreningens i Stockholm Förhandlingar 3	123-133	orthorhombic|monoclinic	1825
Barysilite	Pb2+8Mn2+(Si2O7)3	Pb8Mn(Si2O7)3	Pb Mn Si O		R050002 R070651 R100057	Sweden	1888	Grandfathered|Approved			Sjögren A	Lundström C H (1888) Om barysil	ett ej förr uppmärksammadt blysilikat från Harstigsgrufvan	Öfversigt af Kongliga Vetenskaps-Akademiens Förhandlingar 45	7-11	hexagonal	1898
Baryte	BaSO4	Ba(SO4)	Ba S O		R040036 R050342 R050335 R050375	?	1778	Approved	Baryte	celestine	Bras-de-Fer L (1778) (84) Terre (Élément)	in Explication Morale du Jeu de Cartes; Anecdote Curieuse et Interessante	(Bruxelles) 99-100
Spelling of name is formally defined:
International Mineralogical Association (1971) International Mineralogical Association: Commission on new minerals and mineral names	Mineralogical Magazine 38	102-105	orthorhombic	4567.61
Barytocalcite	BaCa(CO3)2	BaCa(CO3)2	Ba Ca C O		R050288 R120099	United Kingdom	1824	Grandfathered|Approved			Brooke H J	Children J G (1824) On baryto-calcite	The Annals of Philosophy 8	114-116	monoclinic	2070
Barytolamprophyllite	(BaK)Ti4+2Na3Ti4+(Si2O7)2O2(OH)2	(BaK)Ti2Na3Ti(Si2O7)2O2(OH)2	Ba K Ti Na Si O H		R120087	Russia	1959	Redefined|Approved	Seidozerite-Lamprophyllite	lamprophyllite	Dudkin O B (1959) On barytolamprophyllite	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 6	713-715
Chemical formula redefined:
Sokolova E (2006) From structure topology to chemical composition. I. Structural hierarchy and stereochemistry in titanium disilicate minerals	The Canadian Mineralogist 44	1273-1330	monoclinic	2615
Bassanite	CaSO4·0.5H2O	Ca(SO4)·0.5H2O	Ca S O H			Italy	1910	Grandfathered|Approved	Rhabdophane		Zambonini F (1910) Mineralogia Vesuviana. Bassanite CaSO<sub>4</sub>	Atti della Reale Accademia delle Scienze Fisiche e Matematiche di Napoli	Serie II 14	327-328	monoclinic|hexagonal	1180
Bassetite	Fe2+(U6+O2)2(PO4)2(H2O)10	Fe2+(UO2)2(PO4)2(H2O)10	Fe U O P H		R080027	United Kingdom	1915	Grandfathered|Approved		autunite	Hallimond A F (1915) On bassetite and uranospathite	new species hitherto classed as autunite	Mineralogical Magazine 17	221-236
Chemical formula revised from Fe^2+^(UO_2_)_2_(PO_4_)_2_·8H_2_O:
Dal Bo F	Hatert F	Mees F	Philippo S	Baijot M	Fontaine F (2016) Crystal structure of bassetite and saléeite: new insight into autunite-group minerals. European Journal of Mineralogy 28	663-675	monoclinic|tetragonal	811
Bassoite	SrV4+3O7·4H2O	SrV4+3O7·4H2O	Sr V O H	IMA2011-028		Italy	2011	Approved			Bindi L	Carbone C	Cabella R	Lucchetti G (2011) Bassoite	SrV<sub>3</sub>O<sub>7</sub>·4H<sub>2</sub>O	a new mineral from Molinello mine	Val Graveglia	eastern Liguria	Italy	Mineralogical Magazine 75	2677-2686	monoclinic	100
Bastnäsite-(Ce)	CeCO3F	Ce(CO3)F	Ce C O F		R050409 R060359 R060629 R060550 R060737	Sweden	1841	Approved|Renamed	Bastnäsite		Huot J J N (1841) Genre. Lanthane. 2 Espèce	Bastnaesite	in Manuels-Roret. Nouveau Manuel Complet de Minéralogie	Première Partie	(Paris) 296-296
Name changed from bastnasite:
Levinson A A (1966) A system of nomenclature for rare-earth minerals	American Mineralogist 51	152-158	hexagonal	2858
Bastnäsite-(La)	LaCO3F	La(CO3)F	La C O F		R070142	Russia	1966	Approved|Renamed	Bastnäsite	Bastnäsite	Name defined for the La dominant phase:
Levinson A A (1966) A system of nomenclature for rare-earth minerals	American Mineralogist 51	152-158	hexagonal	2500
Bastnäsite-(Nd)	NdCO3F	Nd(CO3)F	Nd C O F	IMA2011-062		Norway	2011	Approved	Bastnäsite		Miyawaki R	Yokoyama K	Husdal T (2013) Bastnäsite-(Nd)	a new Nd-dominant member of the bastnäsite group from the Stetind pegmatite	Tysfjord	Nordland	Norway. European Journal of Mineralogy 25	187-191	hexagonal	1788
Bastnäsite-(Y)	YCO3F	Y(CO3)F	Y C O F			Kazakhstan	1970	Approved	Bastnäsite	Bastnäsite	Mineev D A	Lavrishcheva T I	Bykova A V (1970) Yttrian bastnaesite	a product of the alteration of gagarinite	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 99	328-332	hexagonal	566
Batagayite	CaZn2+2(Zn2+	Cu2+)6(PO4)4[PO3(OH)]3·12H2O	CaZn2(Zn	Cu)6(PO4)4[PO3(OH)]3·12H2O	Ca Zn Cu P O H	IMA2017-002		Russia	2017	Approved			Yakovenchuk V N	Pakhomovsky Y A	Konopleva N G	Panikorovskii T L	Bazai A	Mikhailova J A	Bocharov V N	Ivanyuk G Y	Krivovichev S V (2018) Batagayite	CaZn_2_(Zn	Cu)_6_(PO_4_)_4_(PO_3_OH)_3_·12H_2_O	a new phosphate mineral from Këster tin deposit (Yakutia	Russia): occurrence and crystal structure. Mineralogy and Petrology 112	591-601	monoclinic
Batievaite-(Y)	Ca2Y3+2[(H2O)2[box]]Ti4+(Si2O7)2(OH)2(H2O)2	Ca2Y2[(H2O)2[box]]Ti(Si2O7)2(OH)2(H2O)2	Ca Y H O Ti Si	IMA2015-016		Russia	2015	Approved|Redefined	Seidozerite-Rinkite		Lyalina L M	Zolotarev A A	Selivanova E A	Savchenko Y E	Krivovichev S V	Mikhailova Y A	Kadyrova G I	Zozulya D R (2016) Batievaite-(Y)	Y_2_Ca_2_Ti[Si_2_O_7_]_2_(OH)_2_(H_2_O)_4_	a new mineral from nepheline syenite pegmatite in the Sakharjok massif	Kola Peninsula	Russia. Mineralogy and Petrology 110	895-904	triclinic	2680
Batiferrite	BaTi4+2Fe3+8Fe2+2O19	BaTi2Fe3+8Fe2+2O19	Ba Ti Fe O	IMA1997-038		Germany	1997	Approved	Plumboferrite	plumboferrite	Lengauer C L	Tillmanns E	Hentschel G (2001) Batiferrite	Ba[Ti<sub>2</sub>Fe<sub>10</sub>]O<sub>19</sub>	a new ferrimagnetic magnetoplumbite-type mineral from the Quaternary volcanic rocks of the western Eifel area	Germany	Mineralogy and Petrology 71	1-19	hexagonal	354
Batisite	Na2BaTi4+2(Si4O12)O2	Na2BaTi2O2(Si2O6)2	Na Ba Ti Si O			Russia	1960	Approved	Batisite		Kravchenko S M	Vlasova E V	Pinevich N G (1960) Batisite - a new mineral	Doklady Akademii Nauk SSSR 133	657-660	orthorhombic	500
Batisivite	BaTi4+6V3+8Si2O29	BaTi6(V	Cr)8(Si2O7)O22	Ba Ti V Cr Si O	IMA2006-054		Russia	2006	Approved			Reznitsky L Z	Sklyarov E V	Armbruster T	Galuskin E V	Ushchapovskaya Z F	Polekhovsky Y S	Karmanov N S	Kashaev A A	Barash I G (2007) Batisivite	V<sub>8</sub>Ti<sub>6</sub>[Ba(Si<sub>2</sub>O)]O<sub>28</sub> - a new mineral species of the derbylite group	Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 136(5)	65-75	triclinic|monoclinic	541
Baumhauerite	Pb12As16S36	Pb12As16S36	Pb As S		R050429	Switzerland	1902	Grandfathered|Approved	Sartorite		Solly R H (1902) Sulpharsenites of lead from the Binnenthal. Part III. Baumhauerite	a new mineral; and dufrenoysite	Mineralogical Magazine 13	151-171	triclinic	2816
Baumhauerite II	Pb3As4S9	Pb3As4S9	Pb As S			Switzerland	1959	Questionable mineral species|Approved	Sartorite		Rösch H	Hellner E (1959) Hydrothermale untersuchungen am system PbS - As<sub>2</sub>S<sub>3</sub>	Naturwissenschaften 46	72-72	triclinic	245
Baumoite	Ba0.5[(U6+O2)3O8Mo6+2(OH)3](H2O)3	Ba0.5[(UO2)3O8Mo2(OH)3](H2O)3	Ba U O Mo H	IMA2017-054		Australia	2017	Approved			Elliott P	Plášil J	Petříček V	Čejka J	Bindi L (2019) Twinning and incomensurate modulation in baumoite	Ba_0.5_[(UO_2_)_3_O_8_Mo_2_(OH)_3_](H_2_O)_~3_	the first natural Ba uranyl molybdate. Mineralogical Magazine 83	507-514	monoclinic
Baumstarkite	Ag3Sb3S6	Ag3Sb3S6	Ag Sb S	IMA1999-049		Peru	1999	Approved	Aramayoite		Effenberger H	Paar W H	Topa D	Criddle A J	Fleck M (2002) The new mineral baumstarkite and a structural reinvestigation of aramayoite and miargyrite	American Mineralogist 87	753-764	triclinic	338
Bauranoite	BaU2O7·4-5H2O	BaU2O7·4-5H2O	Ba U O H	IMA1971-052		Russia	1971	Approved	Wölsendorfite		Rogova V P	Belova L N	Kiziyarov G N	Kuznetsova N N (1973) Bauranoite and metacaltsuranoite [metacalciouranoite] - new minerals of the group of hydrous uranium oxides	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 102(1)	75-81		142
Bavenite	Ca4Be2+xAl2-xSi9O26-x(OH)2+x (x = 0 to 1)	Ca4Be2+xAl2-xSi9O26-x(OH)2+x (x = 0 to 1)	Ca Be Al Si O H		R060065 R060128 R060790	Italy	1901	Approved|Redefined			Artini E (1901) Di una nuova specie minerale trovata nel granito di Baveno	Atti della Reale Accademia dei Lincei 10	139-145
Redefined:
Hålenius U	Hatert F	Pasero M	Mills S J (2015) IMA Commission on New Minerals	Nomenclature and Classification (CNMNC) Newsletter 24. New minerals and nomenclature modifications approved in 2015. Mineralogical Magazine 79	247-251	orthorhombic	2550
Bavsiite	Ba2V4+2O2[Si4O12]	Ba2V2O2[Si4O12]	Ba V O Si	IMA2014-019	R150042	Canada	2014	Pending publication|Approved			Bojar	H.-P. and Walter	F. (2014) Bavsiite	IMA 2014-019. CNMNC Newsletter No. 21	August 2014	page 800; Mineralogical Magazine	78	797-804.
	tetragonal
Bayerite	Al(OH)3	Al(OH)3	Al O H			Israel	1928	Grandfathered|Approved			Fricke R (1928) Über das kristallinische tonerdehydrat v. Bonsdorff´s	Zeitschrift für Anorganische und Allgemeine Chemie 175	249-256	monoclinic	580
Bayldonite	Cu2+3Pb2+O(As5+O3OH)2(OH)2	Cu3PbO(AsO3OH)2(OH)2	Cu Pb O As H		R050670 R110033	United Kingdom	1865	Grandfathered|Approved			Church A H (1865) Chemical researches on some new and rare Cornish minerals	Journal of the Chemical Society 18	259-268	monoclinic	2700
Bayleyite	Mg2(UO2)(CO3)3·18H2O	Mg2(UO2)(CO3)3·18H2O	Mg U O C H		R070458	USA	1951	Grandfathered|Approved			Axelrod J M	Grimaldi F S	Milton C	Murata K J (1951) The uranium minerals from the Hillside mine	Yavapai County	Arizona	American Mineralogist 36	1-22	monoclinic	1814
Baylissite	K2Mg(CO3)2·4H2O	K2Mg(CO3)2·4H2O	K Mg C O H	IMA1975-024		Switzerland	1975	Approved			Walenta K (1976) Baylissit	ein neues karbonatmineral aus den Schweizer Alpen	Schweizerische Mineralogische und Petrographische Mitteilungen 56	187-194	monoclinic	3.36
Bazhenovite	Ca8S5(S2O3)(OH)12·20H2O	Ca8S5(S2O3)(OH)12·20H2O	Ca S O H	IMA1986-053	R130224	Russia	1986	Approved			Chesnokov B V	Polyakov V O	Bushmakin A F (1987) Bazhenovite CaS<sub>5</sub>·CaS<sub>2</sub>O<sub>3</sub>·6Ca(OH)<sub>2</sub>·20H<sub>2</sub>O - a new mineral	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 116(6)	737-743	monoclinic	0
Bazirite	BaZr4+Si3O9	BaZrSi3O9	Ba Zr Si O	IMA1976-053		United Kingdom	1976	Approved	Benitoite	benitoite	Young B R	Hawkes J R	Merriman R J	Styles M T (1978) Bazirite	BaZrSi<sub>3</sub>O<sub>9</sub>	a new mineral from Rockall Island	Inverness-shire	Scotland	Mineralogical Magazine 42	35-40	hexagonal	390
Bazzite	Be3(Sc3+	Fe3+	Mg)2Si6O18·Na0.32·nH2O	Be3(Sc	Fe3+	Mg)2Si6O18·Na0.32·nH2O	Be Sc Fe Mg Si O Na H			Italy	1915	Grandfathered|Approved	Beryl	beryl	Artini E (1915) Due minerali di Baveno contenenti terre rare: weibyeïte e bazzite	Atti della Reale Accademia dei Lincei	Rendiconti della Classe di Scienze Fisiche	Matematiche e Naturali 24	313-319	hexagonal	1480
Bearsite	Be2As5+O4(OH)·4H2O	Be2(AsO4)(OH)·4H2O	Be As O H			Kazakhstan	1962	Approved			Kopchenova E V	Sidorenko G A (1962) Bearsite	the arsenic analogue of moraesite	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 91(4)	442-446	monoclinic	582
Bearthite	Ca2Al(PO4)2OH	Ca2Al(PO4)2(OH)	Ca Al P O H	IMA1986-050		Italy / Switzerland	1986	Approved	Brackebuschite	brackebuschite	Chopin C	Brunet F	Gebert W	Medenbach O	Tillmanns E (1993) Bearthite	Ca<sub>2</sub>Al[PO<sub>4</sub>]<sub>2</sub>(OH)	a new mineral from high-pressure terranes of the western Alps	Schweizerische Mineralogische und Petrographische Mitteilungen 73	1-9	monoclinic	260
Beaverite-(Cu)	PbCu2+Fe3+2(SO4)2(OH)6	Pb(Fe3+2Cu)(SO4)2(OH)6	Pb Cu Fe S O H	IMA2007-D	R060400	USA	1911	Approved|Redefined	Alunite-Alunite	alunite-jarosite-jarosite subgroup	Butler B S	Schaller W T (1911) Beaverite	a new mineral	Journal of the Washington Academy of Sciences 1	26-27
Name changed from beaverite:
Bayliss P	Kolitsch U	Nickel E H	Pring A (2010) Alunite supergroup: recommended nomenclature	Mineralogical Magazine 74	919-927	hexagonal	4000
Beaverite-(Zn)	Pb2+Zn2+Fe3+2(S6+O4)2(OH)6	Pb(Fe3+2Zn)(SO4)2(OH)6	Pb Zn Fe S O H	IMA2010-086		Japan	2010	Approved	Alunite-Alunite		Sato E	Nakai I	Terada Y	Tsutsumi Y	Yokoyama K	Miyawaki R	Matsubara S (2011) Beaverite-(Zn)	Pb(Fe<sub>2</sub>Zn)(SO<sub>4</sub>)<sub>2</sub>(OH)	a new member of the alunite group	from Mikawa Mine	Niigata Prefecture	Japan	Mineralogical Magazine 75	375-377	hexagonal	64
Bechererite	Zn2+7Cu2+(OH)13[SiO(OH)3S6+O4]	Zn7Cu(OH)13[SiO(OH)3(SO4)]	Zn Cu O H Si S	IMA1994-005		USA	1994	Approved			Giester G	Rieck B (1996) Bechererite	(Zn	Cu)<sub>6</sub>Zn<sub>2</sub>(OH)<sub>13</sub>[(S	Si)(O	OH)<sub>4</sub>]<sub>2</sub>	a novel mineral species from the Tonopah-Belmont mine	Arizona	American Mineralogist 81	244-248
Chemical formula revised:
Hoffman C	Armbuster T	Giester G (1997) Acentric structure (P3) of bechererite	Zn<sub>7</sub>Cu(OH)<sub>13</sub>[SiO(OH)<sub>3</sub>SO<sub>4</sub>]	American Mineralogist 82	1014-1018	hexagonal	1703
Beckettite	Ca2V3+6Al6O20	Ca2V6Al6O20	Ca V Al O	IMA2015-001		Mexico (meteorite)	2015	Approved	Sapphirine		Ma C	Paque J	Tschauner O (2016) Discovery of beckettite	Ca_2_V_6_Al_6_O_20_	a new alteration mineral in a V-rich Ca-Al-rich inclusion from Allende. Lunar and Planetary Science 47	1704-1704
	triclinic	4567.61
Becquerelite	Ca(UO2)6O4(OH)6·8H2O	Ca(UO2)6O4(OH)6·8H2O	Ca U O H			Democratic Republic of the Congo	1922	Grandfathered|Approved			Schoep A (1922) Sur la becquerélite	nouveau minéral radioactif	Comptes Rendus Hebdomadaires des Séances de l’Académie des Sciences 174	1240-1242
Chemical formula redefined:
Frondel J W	Cuttutta F (1953) Studies of uranium minerals (XII): The status of billietite and becquerelite	American Mineralogist 30	1019-1024
Chemical formula redefined again:
Piret-Meunier J	Piret P (1982) Nouvelle détermination de la structure cristalline de la bequerelite	Bulletin de Minéralogie 105	606-610	orthorhombic|hexagonal	1850
Bederite	Ca2Mn2+4Fe3+2(PO4)6·2H2O	Ca2Mn2+4Fe3+2(PO4)6·2H2O	Ca Mn Fe P O H	IMA1998-007		Argentina	1998	Approved	Wicksite	wicksite	Galliski M A	Cooper M A	Hawthorne F C	Cerný P (1999) Bederite	a new pegmatite mineral from Nevados de Palermo	Argentina: description and crystal structure	American Mineralogist 84	1674-1679	orthorhombic	2046
Béhierite	TaBO4	Ta(BO4)	Ta B O		R060657	Madagascar	1961	Approved|Renamed	Zircon		Mrose M E	Rose H J (1961) Behierite	(Ta	Nb)BO<sub>4</sub>	a new mineral from Manjaka	Madagascar	Geological Society of America	Abstracts Annual Meetings 1961	111A-111A
Spelling of name changed from behierite to béhierite:
Hålenius U	Hatert F	Pasero M	Mills S J (2015) IMA Commission on New Minerals	Nomenclature and Classification (CNMNC) Newsletter 28. New minerals and nomenclature modifications approved in 2015. Mineralogical Magazine 79	1859-1864	tetragonal	1760
Behoite	Be(OH)2	Be(OH)2	Be O H	IMA1969-031	R060659 R130229 R130230	USA	1969	Approved	Cristobalite		Ehlmann A J	Mitchell R S (1970) Behoite	beta-Be(OH)<sub>2</sub>	from the Rode Ranch pegmatite	Llano County	Texas	American Mineralogist 55	1-9	orthorhombic	2680
Běhounekite	U(SO4)2·4H2O	U(SO4)2(H2O)4	U S O H	IMA2010-046		Czech Republic	2010	Approved			Plášil J	Fejfarová K	Novák M	Dušek M	Škoda R	Hloušek J	Čejka J	Majzlan J	Sejkora J	Machovič V	Talla D (2011) Běhounekite	U(SO<sub>4</sub>)<sub>2</sub>(H<sub>2</sub>O)<sub>4</sub>	From Jáchymov (St Joachimsthal)	Czech Republic: the first natural U<sup>4+</sup> sulphate	Mineralogical Magazine 75	2739-2753	orthorhombic	0
Beidellite	(Na	Ca)0.3Al2(Si	Al)4O10(OH)2·nH2O	(Na	Ca)0.3Al2(Si	Al)4O10(OH)2·nH2O	Na Ca Al Si O H		R070244	USA	1925	Grandfathered|Approved	Smectite-vermiculite	smectite	Larsen E S	Wherry E T (1925) Beidellite	a new mineral name	Journal of the Washington Academy of Sciences 15	465-466	unknown	2050
Belakovskiite	Na7(U6+O2)(S6+O4)4(S6+O3OH)·3H2O	Na7(UO2)(SO4)4(SO3OH)(H2O)3	Na U O S H	IMA2013-075		USA	2013	Approved			Kampf A R	Plášil J	Kasatkin A V	Marty J (2014) Belakovskiite	Na_7_(UO_2_)(SO_4_)_4_(SO_3_OH)(H_2_O)_3_	a new uranyl sulfate mineral from the Blue Lizard mine	San Juan County	Utah	USA. Mineralogical Magazine 78	639-649	triclinic	0
Belendorffite	Cu7Hg6	Cu7Hg6	Cu Hg	IMA1989-024	R070346	Germany	1989	Approved			Bernhardt H J	Schmetzer K (1992) Belendorffite	a new copper amalgam dimorphous with kolymite	Neues Jahrbuch für Mineralogie	Monatshefte 1992	21-28	hexagonal	354
Belkovite	Ba3Nb5+6(Si2O7)2O12	Ba3Nb6(Si2O7)2O12	Ba Nb Si O	IMA1989-053		Russia	1989	Approved			Voloshin A V	Subbotin V V	Pakhomovskii Y A	Bakhchisaraitsev A Y	Yamnova N A	Pushcharovskii D Y (1991) Bekovite - a new barium-niobium silicate from carbonatites of the Vuoriyarvi massif (Kola Peninsula	USSR)	Neues Jahrbuch für Mineralogie	Monatshefte 1991	23-31	hexagonal	485
Bellbergite	(K	Ba	Sr)2Sr2Ca2(Ca	Na)4(Si	Al)36O72·30H2O	(K	Ba	Sr)2Sr2Ca2(Ca	Na)4(Si	Al)36O72·30H2O	K Ba Sr Ca Na Si Al O H	IMA1990-057	R100201	Germany	1990	Approved		zeolite	Rüdinger B	Tillmanns E	Hentschel G (1993) Bellbergite - a new mineral with zeolite structure type EAB	Mineralogy and Petrology 48	147-152	hexagonal	354
Bellidoite	Cu2Se	Cu2Se	Cu Se	IMA1970-050		Czech Republic	1970	Approved			de Montreuil L A (1975) Bellidoite: A new copper selenide	Economic Geology 70	384-387	tetragonal	443
Bellingerite	Cu2+3(I5+O3)6·2H2O	Cu3(IO3)6·2H2O	Cu I O H		R050607	Chile	1940	Grandfathered|Approved			Berman H	Wolfe C W (1940) Bellingerite	a new mineral from Chuquicamata	Chile	American Mineralogist 25	505-512	triclinic	35
Belloite	Cu2+(OH)Cl	Cu(OH)Cl	Cu O H Cl	IMA1998-054		Chile	1998	Approved			Schlüter J	Klaska K-H	Gebhard G (2000) Belloite	Cu(OH)Cl	a new mineral from Sierra Gorda	Antofagasta	Chile	Neues Jahrbuch für Mineralogie	Monatshefte 2000	67-73	monoclinic	383
Belogubite	Cu2+Zn2+(S6+O4)2·10H2O	CuZn(SO4)2·10H2O	Cu Zn S O H	IMA2018-005		Russia	2018	Approved	Chalcanthite		Kasatkin A V	Britvin S N	Chukanov N V	Škoda R	Agakhanov A A	Belakovskiy D I (2019) Belogubite	a new mineral of the chalcanthite group from the Gayskoe deposit	South Urals	Russia. Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 148(3)	30-43
	triclinic	408
Belomarinaite	KNa(S6+O4)	KNa(SO4)	K Na S O	IMA2017-069a		Russia	2018	Approved	Aphthitalite		Filatov S K	Shablinskii A P	Vergasova L P	Saprikina O U	Bubnova R S	Moskaleva S V	Belousov A B (2019) Belomarinaite KNa(SO_4_): A new sulfate from 2012–2013 Tolbachik Fissure eruption	Kamchatka Peninsula	Russia. Mineralogical Magazine 83	569-575	hexagonal
Belousovite	KZn2+(S6+O4)Cl	KZn(SO4)Cl	K Zn S O Cl	IMA2016-047		Russia	2016	Approved			Siidra O I	Nazarchuk E V	Lukina E A	Zaitsev A N	Shilovskikh V V (2018) Belousovite	KZn(SO_4_)Cl	a new sulfate mineral from the Tolbachik volcano with apophyllite sheet-topology. Mineralogical Magazine 82	1079-1088	monoclinic	3.6E-5
Belovite-(Ce)	NaCeSr3(PO4)3F	NaCeSr3(PO4)3F	Na Ce Sr P O F		R070163	Russia	1954	Grandfathered|Approved	Apatite	apatite	Borodin L S	Kazakova M E (1954) Belovite - a new mineral from an alkaline pegmatite	Doklady Akademii Nauk SSSR 96	613-616
Chemical formula redefined:
Pekov I V	Chukanov N V	Beletskaya O V	Khomyakov A P	Menshikov Y P (1995) Belovite-(Ce): New data	refined formula and relationship to other minerals of the apatite group	Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 124	98-110	hexagonal	2500
Belovite-(La)	NaLaSr3(PO4)3F	NaLaSr3(PO4)3F	Na La Sr P O F	IMA1995-023		Russia	1995	Approved	Apatite	apatite	Pekov I V	Kulikova I M	Kabalov Y K	Eletskaya O V	Chukanov N V	Menshikov Y P	Khomyakov A P (1996) Belovite-(La) Sr<sub>3</sub>Na(La	Ce)[PO<sub>4</sub>]<sub>3</sub>(F	OH) – a new rare earth mineral in the apatite group	Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 125(3)	101-109
Chemical formula revised:
Pasero M	Kampf A R	Ferraris C	Pekov I V	Rakovan J R	White T J (2010) Nomenclature of the apatite supergroup minerals	European Journal of Mineralogy 22	163-179	hexagonal	418
Belyankinite	Ca1-2(Ti4+	Zr4+	Nb5+)5O12·9H2O	Ca1-2(Ti	Zr	Nb)5O12·9H2O (?)	Ca Ti Zr Nb O H			Russia	1950	Questionable mineral species|Approved			Gerasimovskii M E	Kazakova M E (1950) Belyankinite - a new mineral	Doklady Akademii Nauk SSSR 71	925-927		413.6
Bementite	Mn2+7Si6O15(OH)8	Mn7Si6O15(OH)8	Mn Si O H			USA	1888	Approved|Redefined	Clay		Koenig G A (1888) Preliminary note on a new mineral species from Franklin	N.J.	Proceedings of the Academy of Natural Sciences of Philadelphia 1887	310-311
Redefined:
Pardee J T	Larsen E S	Steiger G (1921) Bementite and neotocite from western Washington	with conclusions as to the identity of bementite and caryopilite	Journal of the Washington Academy of Sciences 11	25-32	monoclinic	2400
Benauite	SrFe3+3(PO4)(PO3OH)(OH)6	SrFe3+3(PO4)(PO3OH)(OH)6	Sr Fe P O H	IMA1995-001		Germany	1995	Approved	Alunite-crandallite	alunite-jarosite-dussertite subgroup	Walenta K	Birch W D	Dunn P J (1996) Benauite	a new mineral of the crandallite group from the Clara mine in the central Black Forest	Germany	Chemie der Erde 56	171-176	hexagonal	975.3
Benavidesite	Pb2+4Mn2+Sb3+6S2-14	Pb4MnSb6S14	Pb Mn Sb S	IMA1980-073	R070348	Peru	1980	Approved|Renamed			Oudin E	Picot P	Pillard F	Moëlo Y	Burke E A J	Zakrzewski M A (1982) La bénavidésite	Pb<sub>4</sub>(Mn	Fe)Sb<sub>6</sub>S<sub>14</sub>	un nouveau minéral de la série de la jamesonite	Bulletin de Minéralogie 105	166-169	monoclinic	310
Bendadaite	Fe2+Fe3+2(As5+O4)2(OH)2·4H2O	Fe2+Fe3+2(AsO4)2(OH)2·4H2O	Fe As O H	IMA1998-053a	R080112	Portugal	1998	Approved	Arthurite		Kolitsch U	Atencio D	Chukanov N V	Zubkova N V	Menezes L A D	Coutinho J M V	Birch W D	Schlüter J	Pohl D	Kampf A R	Steele I M	Favreau G	Nasdala L	Möckel S	Giester G	Pushcharovsky D Y (2010) Bendadaite	a new iron arsenate mineral of the arthurite group	Mineralogical Magazine 74	469-486	monoclinic	630
Benitoite	BaTi4+Si3O9	BaTiSi3O9	Ba Ti Si O		R050320 R050332	USA	1907	Grandfathered|Approved	Benitoite	benitoite	Louderback G D	Blasdale W C (1907) Benitoite	a new California gem mineral	University of California Publications. Bulletin of the Department of Geology 5	149-153	hexagonal	1861
Benjaminite	Ag3Bi7S12	Ag3Bi7S12	Ag Bi S	IMA1975-003a	R070399	USA	1925	Approved|Redefined	Pavonite	benjaminite	Shannon E V (1925) Benjaminite	a new sulphosalt mineral of the klaprotholite group	Proceedings of the United States National Museum 65(24)	1-9
Redefined on the basis of cell parameters	but without chemical analysis:
Nuffield E W (1953) Benjaminite	American Mineralogist 38	550-552
Discredited as an intergrowth of berryite	matildite and lindstromite:
Borodaev Y S	Mozgowa N N (1971) New group of the sulfbismuthides of Ag	Pb	and Cu	Society of Mining and Geology Japan 2	35-41
Nuffield E W (1975) Benjaminite - a re-examination of the type mineral	The Canadian Mineralogist 13	394-407
Reinstated as a valid mineral species in the Ag	Bi	S system:
Harris D C	Chen T T (1975) Benjaminite	reinstated as a valid species	The Canadian Mineralogist 13	402-407	monoclinic	2222.9
Benleonardite	Ag15Cu(Sb	As)2S7Te4	Ag15Cu(Sb	As)2S7Te4	Ag Cu Sb As S Te	IMA1985-043	R070545	Mexico	1985	Approved	Polybasite		Stanley C J	Criddle A J	Chisholm J E (1986) Benleonardite	a new mineral from the Bambolla mine	Moctezuma	Sonora	Mexico	Mineralogical Magazine 50	681-686
Chemical formula revised from Ag_8_(Sb	As)Te_2_S_3_ to Ag_15_Cu(Sb	As)_2_S_7_Te_4_:
Bindi L	Stanley C J	Spry P G (2015) New structural data reveal benleonardite to be a member of the pearceite-polybasite group. Mineralogical Magazine 79	1213-1221	tetragonal	2500
Benstonite	Ba6Ca6Mg(CO3)13	Ba6Ca6Mg(CO3)13	Ba Ca Mg C O		R050484	USA	1961	Approved			Lippmann F (1961) Benstonit	Ca<sub>7</sub>Ba<sub>6</sub>(CO<sub>3</sub>)<sub>13</sub>	ein neues mineral	Naturwissenschaften 16	550-551	hexagonal	2070
Bentorite	Ca6Cr3+2(S6+O4)3(OH)12·26H2O	Ca6Cr2(SO4)3(OH)12·26H2O	Ca Cr S O H	IMA1979-042		Israel	1979	Approved	Ettringite	ettringite	Gross S (1980) Bentorite. A new mineral from the Hatrurim area	west of the Dead Sea	Israel	Israel Journal of Earth Science 29	81-84	hexagonal	16
Benyacarite	KTi4+Mn2+2Fe3+2(PO4)4OF·15H2O	KTiMn2+2Fe3+2(PO4)4OF·15H2O	K Ti Mn Fe P O F H	IMA1995-002	R130130	Argentina	1995	Approved		mantienneite	Demartin F	Gay H D	Gramaccioli C M	Pilati T (1997) Benyacarite	a new titanium-bearing phosphate mineral species from Cerro Blanco	Argentina	The Canadian Mineralogist 35	707-712	orthorhombic	350
Beraunite	Fe2+Fe3+5(PO4)4(OH)5·6H2O	Fe2+Fe3+5(PO4)4(OH)5·6H2O	Fe P O H		R060464 R060696	Czech Republic	1841	Grandfathered|Approved	Beraunite		Breithaupt A (1840) Beraunit	ein neues Glied der Phyllit - Ordung. Journal für Praktische Chemie 20	66-67	monoclinic	2046
Berborite	Be2BO3(OH)·H2O	Be2(BO3)(OH)·H2O	Be B O H	IMA1967-004		Russia	1967	Approved			Nefedov E I (1967) Berborite	a new mineral	Doklady Akademii Nauk SSSR 174	189-192	hexagonal	1538
Berdesinskiite	V3+2Ti4+O5	V3+2TiO5	V Ti O	IMA1980-036		Kenya	1980	Approved	Berdesinskiite		Bernhardt H J	Schmetzer K	Medenbach O (1981) Berdesinskiit	V<sub>2</sub>TiO<sub>5</sub>	ein neues Mineral	Zeitschrift der Deutschen Gemmological Geologischen 30	143-145	monoclinic	2500
Berezanskite	KTi4+2(Li3Si12)O30	KTi2Li3Si12O30	K Ti Li Si O	IMA1996-041		Tajikistan	1996	Approved	Milarite	milarite	Pautov L A	Agakhanov A A (1997) Berezanskite KLi<sub>3</sub>Ti<sub>2</sub>Si<sub>12</sub>O<sub>30</sub> – a new mineral	Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 126(4)	75-80	hexagonal	270
Bergenite	Ca2Ba4(UO2)9O6(PO4)6·16H2O	Ca2Ba4(UO2)9O6(PO4)6·16H2O	Ca Ba U O P H			Germany	1959	Approved|Grandfathered	Phosphuranylite	phosphuranylite	Bültemann H W	Moh G H (1959) Bergenit	ein neues Mineral der Phosphuranylit-Gruppe	Neues Jahrbuch für Mineralogie	Monatshefte 1959	232-233	monoclinic	336.1
Bergslagite	CaBe(As5+O4)(OH)	CaBe(AsO4)(OH)	Ca Be As O H	IMA1983-021	R060243	Sweden	1983	Approved	Gadolinite	herderite	Hansen S	Fälth L	Petersen O V	Johnsen O (1984) Bergslagite	a new mineral species from Långban	Sweden	Neues Jahrbuch für Mineralogie	Monatshefte 1984	257-262	monoclinic	1825
Berlinite	AlPO4	Al(PO4)	Al P O		R130243	Sweden	1868	Grandfathered|Approved	Quartz	berlinite	Blomstrand C W (1868) Om Westanå mineralier	Öfversigt af Kongliga Vetenskaps-Akademiens Förhandlingar 25	197-212	hexagonal	980
Bermanite	Mn2+Mn3+2(PO4)2(OH)2·4H2O	Mn2+Mn3+2(PO4)2(OH)2·4H2O	Mn P O H		R130057	USA	1936	Grandfathered|Approved	Arthurite		Hurlbut C S (1936) A new phosphate	bermanite	occurring with triplite in Arizona	American Mineralogist 21	656-661	monoclinic|orthorhombic	1795
Bernalite	Fe3+(OH)3	Fe(OH)3	Fe O H	IMA1991-032		Australia	1991	Approved	Perovskite		Birch W D	Pring A	Reller A	Schmalle H (1992) Bernalite: A new ferric hydroxide with perovskite structure	Naturwissenschaften 79	509-511	orthorhombic|tetragonal	1861
Bernardite	Tl1+As3+5S2-8	TlAs5S8	Tl As S	IMA1987-052		North Macedonia	1987	Approved			Pašava J	Pertlik F	Stumpfl E F	Zemann J (1989) Bernardite	a new thallium arsenic sulphosalt from Allchar	Macedonia	with a determination of the crystal structure	Mineralogical Magazine 53	531-538	monoclinic	245
Bernarlottiite	Pb12(As10Sb6)S36	Pb12(As10Sb6)S36	Pb As Sb S	IMA2013-133		Italy	2013	Approved			Orlandi P	Biagioni C	Bonaccorsi E	Moëlo Y	Paar W H (2017) Lead-antimony sulfosalts from Tuscany (Italy). XXI. Bernarlottiite	Pb_12_(As_10_Sb_6_)_Σ16_S_36_	a new <i>N</i> = 3.5 member of the sartorite homologous series from the Ceragiola marble quarry: occurrence and crystal structure. European Journal of Mineralogy 29	713-726	triclinic
Berndtite	SnS2	SnS2	Sn S			Bolivia	1966	Approved|Renamed	Melonite	melonite	Moh G H (1966) Das binäre system zinn-schwefel und seine minerale	Fortschritte der Mineralogie 42	211-211
Polytypes recognized: -2T	-4H
Bayliss P	Clark A H (1990) Mineralogical notes: mineral nomenclature: berndtite polytypes	Mineralogical Magazine 54	137-137	hexagonal	297.1
Berryite	Cu3Ag2Pb3Bi7S16	Cu3Ag2Pb3Bi7S16	Cu Ag Pb Bi S	IMA1965-013		USA	1965	Approved	Meneghinite		Nuffield E W	Harris D C (1966) Studies of mineral sulpho-salts: XX Berryite	a new species	The Canadian Mineralogist 8	407-413
Chemical formula revised:
Topa D	Makovicky E	Putz H	Mumme W G (2006) The crystal structure of berryite	Cu<sub>3</sub>Ag<sub>2</sub>Pb<sub>3</sub>Bi<sub>7</sub>S<sub>16</sub>	The Canadian Mineralogist 44	465-480	monoclinic	1851
Berthierine	(Fe2+	Fe3+	Al)3(Si	Al)2O5(OH)4	(Fe2+	Fe3+	Al)3(Si	Al)2O5(OH)4	Fe Al Si O H		R110177	France	1832	Grandfathered|Approved	Serpentine	kaolinite-serpentine-serpentine subgroup	Beudant F S (1832) Berthiérine	in Traité Élémentaire de Minéralogie	2nd Edition	(Paris) 128-129	orthorhombic	2810
Berthierite	Fe2+Sb3+2S2-4	FeSb2S4	Fe Sb S		R070177	France	1827	Grandfathered|Approved	Berthierite	berthierite	Haidinger W (1827) On berthierite	a new mineral species	The Edinburgh Journal of Science 7	353-354	orthorhombic	4000
Bertossaite	Li2CaAl4(PO4)4(OH)4	Li2CaAl4(PO4)4(OH)4	Li Ca Al P O H	IMA1965-038	R060666	Rwanda	1965	Approved	Carminite		von Knorring O	Mrose M E (1966) Bertossaite	(Li	Na)<sub>2</sub>(Ca	Fe	Mn)Al<sub>4</sub>(PO<sub>4</sub>)<sub>4</sub>(OH	F)<sub>4</sub>	a new mineral from Rwanda (Africa)	The Canadian Mineralogist 8	668-668	orthorhombic	980
Bertrandite	Be4Si2O7(OH)2	Be4Si2O7(OH)2	Be Si O H		R060800 R110025	France	1878	Grandfathered|Approved			Damour A A (1883) Note et analyse sur le nouveau miné des environs de Nantes	Bulletin de la Société Minéralogique de France 6	252-254	orthorhombic	2835
Beryl	Be3Al2Si6O18	Be3Al2Si6O18	Be Al Si O		R040002 R050065 R050120 R050121 R050305 R050347 R050368 R060942 R060943 R060944 RS521166 RS544095 RS540155 R110100 R110113 R110115 R110118	unknown	0	Grandfathered|Approved	Beryl	beryl	Vauquelin L N (1798) Sur une nouvell terre tirée de l´aigue marine	ou beril. Observations sur la Physique	sur l’Histoire Naturelle et sur les Arts 46	158-158	hexagonal	3044
Beryllite	Be3SiO4(OH)2·H2O	Be3(SiO4)(OH)2·H2O	Be Si O H			Russia	1954	Grandfathered|Approved			Kuzmenko M V (1954) Beryllite - a new mineral	Doklady Akademii Nauk SSSR 99	451-454		1160
Beryllonite	NaBePO4	NaBe(PO4)	Na Be P O		R060299 R060552 R070249 R100219	USA	1888	Grandfathered|Approved	Beryllonite		Dana E S (1888) Preliminary notice of beryllonite	a new mineral	The American Journal of Science 136	290-291	monoclinic|orthorhombic	2670
Berzelianite	Cu2-xSe (x ≈ 0.12)	Cu2-xSe (x ≈ 0.12)	Cu Se		R060260 R110159	Sweden	1832	Grandfathered|Approved			Beudant F S (1832) Berzeline	cuivre sélenié	in Traité Élémentaire de Minéralogie	2nd Edition	(Paris) 534-534	cubic	2680
Berzeliite	NaCa2Mg2(As5+O4)3	(NaCa2)Mg2(AsO4)3	Na Ca Mg As O		R061084	Sweden	1840	Grandfathered|Approved	Garnet	berzeliite	Kühn O B (1840) Neues Mineral von Langbanshytta bei Fahlun	Annalen der Chemie und Pharmacie	Heidelberg 34	211-218	cubic	1890
Beshtauite	(N3-H4)2(U6+O2)(S6+O4)2·2H2O	(NH4)2(UO2)(SO4)2·2H2O	N H U O S	IMA2012-051		Russia	2012	Approved			Pekov I V	Krivovichev S V	Yapaskurt V O	Chukanov N V	Belakovskiy D I (2014) Beshtauite	(NH_4_)_2_(UO_2_)(SO_4_)_2_·2H_2_O	a new mineral from Mount Beshtau	Northern Caucasus	Russia. American Mineralogist 99	1783-1787	monoclinic
Beta - iridisite	Ir0.75S2	Ir0.75S2	Ir S
Betalomonosovite	Na5+xTi4+4(Si2O7)2[PO3(OH)]2-y[PO2(OH)2]yO2[(OH	F)2-xOz]	[0<x<2	0<y<1	0<z<1]	Na5+xTi4(Si2O7)2[PO3(OH)]2-y[PO2(OH)2]yO2[(OH	F)2-xOz]	[0<x<2	0<y<1	0<z<1]	Na Ti Si O P H F	IMA2014-J		Russia	1950	Approved|Redefined	Seidozerite-Murmanite		First described:
Gerasimovskiy V I	Kazakova M Ye (1962) Betalomonosovite. Doklady Akademii Nauk SSSR 142	118-121
Redefined:
Sokolova E	Abdu Y	Hawthorne F C	Genovese A	Cámara F	Khomyakov A P (2015) From structure topology to chemical composition. XVIII. Titanium silicates: revision of the crystal structure and chemical formula of betalomonosovite	a group-IV TS-block mineral from the Lovozero alkaline massif	Kola Peninsula	Russia. The Canadian Mineralogist 53	401-428
Chemical formula revised:
Lykova I S	Chukanov N V	Pekov I V	Yapaskurt V O	Giester G (2018) Betalomonosovite: chemical and structural variability and genesis. European Journal of Mineralogy 30	289-304	triclinic	1160
Betekhtinite	(Cu	Fe)21Pb2S15	(Cu	Fe)21Pb2S15	Cu Fe Pb S		R070087	Germany	1955	Grandfathered|Approved			Schüller A	Wohlmann E (1955) Betechtinit	ein neues blei-kupfer-sulfid aus den Mansfelder Rücken	Geologie 4	535-555	orthorhombic	1898
Betpakdalite-CaCa	[Ca2(H2O)17Ca(H2O)6][Mo6+8As5+2Fe3+3O36(OH)]	[Ca2(H2O)17Ca(H2O)6][Mo6+8As5+2Fe3+3O36(OH)]	Ca H O Mo As Fe			Kazakhstan	1961	Approved|Redefined	Betpakdalite		Ermilova L P	Senderova V M (1961) Betpakdalite - a new mineral from the oxidation zone of the Karaoba wolframite deposit	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 90	425-430
Chemical formula changed:
Cooper M A	Hawthorne F C (1999) The crystal structure of betpakdalite	and a new chemical formula: {Mg(H<sub>2</sub>O)<sub>6</sub>}Ca<sub>2</sub>(H<sub>2</sub>O)<sub>13</sub>[Mo<sup>6+</sup><sub>8</sub>As<sup>5+</sup><sub>2</sub>Fe<sup>3+</sup><sub>3</sub>O<sub>36</sub>(OH)](H<sub>2</sub>O)<sub>4</sub>	The Canadian Mineralogist 37	61-66
Name is changed from betpakdalite to betpakdalite-CaCa:
Kampf A R	Mills S J	Rumsey M S	Dini M	Birch W D	Spratt J	Pluth J J	Steele I M	Jenkins R A	Pinch W W (2012) The heteropolymolybdate family: structural relations	nomenclature scheme and new species	Mineralogical Magazine 76	1175-1207	monoclinic	541
Betpakdalite-CaMg	[Ca2(H2O)17Mg(H2O)6][Mo6+8As5+2Fe3+3O36(OH)]	[Ca2(H2O)17Mg(H2O)6][Mo6+8As5+2Fe3+3O36(OH)]	Ca H O Mg Mo As Fe	IMA2011-034	R060242	Namibia	2011	Approved	Betpakdalite		Kampf A R	Mills S J	Rumsey M S	Dini M	Birch W D	Spratt J	Pluth J J	Steele I M	Jenkins R A	Pinch W W (2012) The heteropolymolybdate family: structural relations	nomenclature scheme and new species	Mineralogical Magazine 76	1175-1207	monoclinic	541
Betpakdalite-FeFe	[Fe3+2(H2O)15(OH)2Fe3+(H2O)6][Mo6+8As3+2Fe3+3O37]	[Fe3+2(H2O)15(OH)2Fe3+(H2O)6][Mo8As2Fe3+3O37]	Fe H O Mo As	IMA2017-011		Australia	2017	Approved|Pending publication	Betpakdalite		Mills	S.J.	Kampf	A.R.	Sutton	P. and Birch	W.D. (2017) Betpakdalite-FeFe	IMA 2017-011. CNMNC Newsletter No. 37	June 2017	page 740; Mineralogical Magazine	81	737–742	monoclinic
Betpakdalite-NaCa	[Na2(H2O)17Ca(H2O)6][Mo6+8As5+2Fe3+3O34(OH)3]	[Na2(H2O)17Ca(H2O)6][Mo6+8As5+2Fe3+3O34(OH)3]	Na H O Ca Mo As Fe	IMA1971-057		Kazakhstan	1971	Approved|Renamed	Betpakdalite		Skvortsova K V	Sidorenko G A	Nesterova Y S	Arapova G A	Dara A D	Rybakova L I (1971) Sodium betpakdalite and conditions of its formation	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 100(5)	603-611
Name changed from sodium betpakdalite to natrobetpakdalite:
Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes	hyphens and diacritical marks	The Mineralogical Record 39	131-135
Name changed from natrobetpakdalite to betpakdalite-NaCa:
Kampf A R	Mills S J	Rumsey M S	Dini M	Birch W D	Spratt J	Pluth J J	Steele I M	Jenkins R A	Pinch W W (2012) The heteropolymolybdate family: structural relations	nomenclature scheme and new species	Mineralogical Magazine 76	1175-1207	monoclinic	416
Betpakdalite-NaNa	[Na2(H2O)16Na(H2O)6][Mo6+8As5+2Fe3+3O33(OH)4]	[Na2(H2O)16Na(H2O)6][Mo6+8As5+2Fe3+3O33(OH)4]	Na H O Mo As Fe	IMA2011-078		Chile	2011	Approved	Betpakdalite		Kampf A R	Mills S J	Rumsey M S	Dini M	Birch W D	Spratt J	Pluth J J	Steele I M	Jenkins R A	Pinch W W (2012) The heteropolymolybdate family: structural relations	nomenclature scheme and new species	Mineralogical Magazine 76	1175-1207	monoclinic	35.07
Bettertonite	Al6(As5+O4)3(OH)9·16H2O	Al6(AsO4)3(OH)9(H2O)5·11H2O	Al As O H	IMA2014-074		United Kingdom	2014	Approved			Grey I E	Kampf A R	Price J R	Macrae C M (2015) Bettertonite	[Al_6_(AsO_4_)_3_(OH)_9_(H_2_O)_5_]·11H_2_O	a new mineral from the Penberthy Croft mine	St. Hilary	Cornwall	UK	with a structure based on polyoxometalate clusters. Mineralogical Magazine 79	1849-1858	monoclinic	359
Beudantite	Pb2+Fe3+3(As5+O4)(S6+O4)(OH)6	PbFe3+3(AsO4)(SO4)(OH)6	Pb Fe As O S H		R060985 R070189 R070190 R070492 R070502 R100183	Germany	1826	Approved|Redefined	Alunite-beudantite	alunite-jarosite-beudantite subgroup	Levy A (1826) Descriptions of two new minerals	The Annals of Philosophy 11	194-196	hexagonal	2770
Beusite	Mn2+Mn2+2(P5+O4)2	Mn2+Mn2+2(PO4)2	Mn P O	IMA1968-012		Argentina	1968	Approved	Graftonite		Hurlbut C S	Aristarain L F (1968) Beusite	a new mineral from Argentina	and the graftonite-beusite series	American Mineralogist 53	1799-1814
Chemical formula changed from Mn^2+^Fe^2+^_2_(PO_4_)_2_:
Hålenius U	Hatert F	Pasero M	Mills S J (2017) IMA Commission on New Minerals	Nomenclature and Classification (CNMNC) Newsletter 36. New minerals and nomenclature modifications approved in 2017. European Journal of Mineralogy 29	339-344	monoclinic	2772
Beusite-(Ca)	CaMn2+2(PO4)2	CaMn2+2(PO4)2	Ca Mn P O	IMA2017-051		Canada	2017	Approved	Graftonite		Hawthorne F C	Wise M A	Černý P	Abdu Y A	Ball N A	Pieczka A	Włodek A (2018) Beusite-(Ca)	ideally CaMn_2_^2+^(PO_4_)_2_	a new graftonite-group mineral from the Yellowknife pegmatite field	Northwest Territories	Canada: Description and crystal structure. 82	1323-1332	monoclinic	2598
Beyerite	CaBi2O2(CO3)2	CaBi2O2(CO3)2	Ca Bi O C			Germany	1943	Grandfathered|Approved	Bismutite		Frondel C (1943) Mineralogy of the oxides and carbonates of bismuth	American Mineralogist 28	521-535	orthorhombic	1927
Bezsmertnovite	(Au	Ag)4Cu(Te	Pb)	(Au	Ag)4Cu(Te	Pb)	Au Ag Cu Te Pb	IMA1979-014		Kazakhstan	1979	Approved			Spiridonov E M	Chvileva T N (1979) Bezsmertnovite Au<sub>4</sub>Cu(Te	Pb); a new mineral from the zone of oxidation of deposits of the Far East	Doklady Akademii Nauk SSSR 249	185-189	orthorhombic	145
Biachellaite	(Na	Ca	K)8(Si6Al6O24)(SO4)2(OH)0.5·H2O	(Na	Ca	K)8(Si6Al6O24)(SO4)2(OH)0.5·H2O	Na Ca K Si Al O S H	IMA2007-044		Italy	2007	Approved	Cancrinite		Chukanov N V	Rastsvetaeva R K	Pekov I V	Zadov A E	Allori R	Zubkova N V	Giester G	Pushcharovsky D Y	Van K V (2008) Biachellaite (Na	Ca	K)<sub>8</sub>(Si<sub>6</sub>Al<sub>6</sub>O<sub>24</sub>)(SO<sub>4</sub>)<sub>2</sub>(OH)<sub>0.5</sub>·H<sub>2</sub>O	a new member of the cancrinite group	Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 137(3)	57-66	hexagonal
Bianchiniite	Ba2(Ti4+V3+)(As3+2O5)2OF	Ba2(TiV)(As2O5)2OF	Ba Ti V As O F	IMA2019-022		Italy	2019	Approved|Pending publication			Biagioni C.	Pasero M.	Hålenius U. and Bosi F. (2019) Bianchiniite	IMA 2019-022. CNMNC Newsletter No. 50; Mineralogical Magazine	83	doi: 10.1180/mgm.2019.46
Bianchite	Zn2+S6+O4·6H2O	Zn(SO4)·6H2O	Zn S O H		R070020	Italy	1930	Grandfathered|Approved	Hexahydrite	hexahydrite	Andeatta C (1930) Bianchite	nuovo minerale	Atti della Accademia nazionale dei Lincei Serie VI 41	760-769	monoclinic	1180
Bicapite	[KNa2Mg2(H2O)25][H2PV5+12O40(V5+O)2]	[KNa2Mg2(H2O)25][H2PV5+12O40(V5+O)2]	K Na Mg H O P V	IMA2018-048		USA	2018	Approved|Pending publication			Kampf	A.R.	Hughes	J.M.	Nash	B.P. and Marty	J. (2018) Bicapite	IMA 2018-048. CNMNC Newsletter No. 45	October 2018	page xxx; Mineralogical Magazine	82	xxx-xxx
Bicchulite	Ca2Al2SiO6(OH)2	Ca2Al2SiO6(OH)2	Ca Al Si O H	IMA1973-006		Japan	1973	Approved	Sodalite	cancrinite-sodalite-sodalite subgroup	Henmi C	Kusachi I	Henmi K	Sabine P A	Young B R (1973) A new mineral bicchulite	the natural analogue of gehlenite hydrate	from Fuka	Okayama Prefecture	Japan and Carneal	County Antrim	Northern Ireland	Mineralogical Journal 7	243-251	cubic	252
Bideauxite	AgPb2F2Cl3	AgPb2F2Cl3	Ag Pb F Cl	IMA1969-038		USA	1969	Approved			Williams S A (1970) Bideauxite	a new Arizona mineral	Mineralogical Magazine 37	637-640
Chemical composition modified:
Cooper M A	Hawthorne F C	Merlino S	Pasero M	Perchiazzi N (1999) Stereoactive lone-pair behavior of Pb in the crystal structure of bideauxite: Pb<sup>2+</sup><sub>2</sub>Ag<sup>+</sup>Cl<sub>3</sub>F(OH)	The Canadian Mineralogist 37	915-921	cubic	22.5
Bieberite	Co2+S6+O4·7H2O	Co(SO4)·7H2O	Co S O H		R070595	Germany	1845	Grandfathered|Approved	Melanterite	melanterite	Haidinger W (1845) Erste Klasse: Akrogenide. IV. Ordnung. Salze. VII. Vitriolsalz. Bieberit.	in Handbuch der Bestimmenden Mineralogie	Bei Braumüller and Seidel (Wien) 487-492	monoclinic	2700
Biehlite	Sb3+2Mo6+O6	Sb3+2MoO6	Sb Mo O	IMA1999-019		Namibia	1999	Approved			Schlüter J	Klaska K-H	Adiwidjaja G	Friese K	Gebhard G (2000) Biehlite	(Sb	As)<sub>2</sub>MoO<sub>6</sub>	a new mineral from Tsumeb	Namibia	Neues Jahrbuch für Mineralogie	Monatshefte 2000	234-240	monoclinic	541
Bigcreekite	BaSi2O5·4H2O	BaSi2O5·4H2O	Ba Si O H	IMA1999-015	R060432	USA	1999	Approved			Basciano L C	Groat L A	Roberts A C	Gault R A	Dunning G E	Walstrom R E (2001) Bigcreekite: A new barium silicate mineral species from Fresno County	California	The Canadian Mineralogist 39	761-768	orthorhombic	542
Bijvoetite-(Y)	Y8(UO2)16O8(CO3)16(OH)8·39H2O	Y8(UO2)16O8(CO3)16(OH)8·39H2O	Y U O C H	IMA1981-035		Democratic Republic of the Congo	1981	Approved			Deliens M	Piret P (1982) Bijvoetite et lepersonnite	carbonates hydratés d'uranyle et de terres rares de Shinkolobwe	Zaïre	The Canadian Mineralogist 20	231-238
Name changed from bijvoetite:
Nickel E H	Mandarino J A (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature	American Mineralogist 72	1031-1042	monoclinic|orthorhombic	2615
Bikitaite	LiAlSi2O6·H2O	LiAlSi2O6·H2O	Li Al Si O H		R050160 R060032	Zimbabwe	1957	Approved		zeolite	Hurlbut C S (1957) Bikitaite	LiAlSi<sub>2</sub>O<sub>6</sub>·H<sub>2</sub>O	a new mineral from Southern Rhodesia	American Mineralogist 42	792-797	triclinic|monoclinic	2642
Bilibinskite	PbAu3Cu2Te2	PbAu3Cu2Te2	Pb Au Cu Te	IMA1977-024		Russia / Kazakhstan	1977	Approved			Spiridonov E M	Bezsmertnaya M S	Chileva T N	Bezsmertny V V (1978) Bilibinskite	Au<sub>3</sub>Cu<sub>2</sub>PbTe<sub>2</sub>	a new mineral of gold-telluride deposits	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 107(3)	310-315	cubic	318
Bílinite	Fe2+Fe3+2(S6+O4)4·22H2O	Fe2+Fe3+2(SO4)4·22H2O	Fe S O H			Czech Republic	1913	Grandfathered|Approved	Halotrichite	halotrichite			428
Billietite	Ba(UO2)6O4(OH)6·8H2O	Ba(UO2)6O4(OH)6·8H2O	Ba U O H		R070588 R070624	Democratic Republic of the Congo	1947	Grandfathered|Approved			Vaes J F (1947) Six nouveaux minéraux d'urane provenant de Shinkolobwe (Katanga)	Annales de la Société Géologique de Belgique 70	212-225
Chemical formula redefined:
Finch R L	Burns P C	Hawthorne F C	Ewing R C (2006) Refinement of the crystal structure of billietite	Ba[(UO<sub>2</sub>)<sub>6</sub>O<sub>4</sub>(OH)<sub>6</sub>](H<sub>2</sub>O)<sub>8</sub>	The Canadian Mineralogist 44	1197-1205	orthorhombic	900
Billingsleyite	Ag7AsS6	Ag7AsS6	Ag As S	IMA1967-012	R070350	USA	1967	Approved			Frondel C	Honea R M (1968) Billingsleyite	a new silver sulfosalt	American Mineralogist 53	1791-1798	cubic	201
Billwiseite	Sb3+5Nb5+3W6+O18	Sb3+5Nb3WO18	Sb Nb W O	IMA2010-053	R130070	Pakistan	2010	Approved			Hawthorne F C	Cooper M A	Ball N A	Abdu Y A	Černý P	Cámara F	Laurs B M (2012) Billwiseite	ideally Sb^3+^_5_(Nb	Ta)_3_WO_18_	a new oxide mineral species from the Stak Nala Pegmatite	Nanga Parbat - Haramosh Massif	Pakistan: description and crystal structure	The Canadian Mineralogist 50	805-814	monoclinic
Bindheimite	Pb2Sb5+2O7	Pb2Sb5+2O7	Pb Sb O		R050546	Russia	1800	Questionable mineral species|Approved	Pyrochlore	stibiconite	First described by Bindheim without a name:
Karsten D L G (1800) Anmerkungen. in Mineralogische Tabellen	Heinrich August Rottmann (Berlin) 77-78
Dana J D	Brush G J (1868) Bindheimite	in A System of Mineralogy	Fifth Edition	John Wiley and Sons (New York) 591-591
The mineral name has been discredited:
Atencio D	Andrade M B	Christy A G	Gieré R	Kartashov P M (2010) The pyrochlore supergroup of minerals: nomenclature	The Canadian Mineralogist 48	673-698
The status of the mineral name has been changed from discredited to questionable pending further research:
Christy A G	Atencio D (2013) Clarification of status of species in the pyrochlore supergroup	Mineralogical Magazine 77	13-20	cubic	3640
Biphosphammite	H2(N3-H4)PO4	(NH4)H2(PO4)	N H P O		R070206 R070411	Australia	1870	Grandfathered|Approved	Biphosphammite		Shepard C U (1870) Notice of the Guanape Island guano	The Rural Carolinian 1	469-471
Chemical formula changed from (NH_4_	K)H_2_(PO_4_):
Miyawaki R	Hatert F	Pasero M	Mills S J (2019) IMA Commission on New Minerals	Nomenclature and Classification (CNMNC) Newsletter 50. New minerals and nomenclature modifications approved in 2019. Mineralogical Magazine 83	615-620	tetragonal	1000
Biraite-(Ce)	Ce2Fe2+Si2O7(CO3)	Ce2Fe2+(Si2O7)(CO3)	Ce Fe Si O C	IMA2003-037		Russia	2003	Approved			Konev A	Pasero M	Pushcharovsky D	Merlino S	Kashaev A	Suvorova L	Ushchapovskaya Z	Nartova N	Lebedeva Y	Chukanov N (2005) Biraite-(Ce)	Ce<sub>2</sub>Fe<sup>2+</sup>(CO<sub>3</sub>)(Si<sub>2</sub>O<sub>7</sub>)	a new mineral from Siberia with a novel structure type	European Journal of Mineralogy 17	715-721	monoclinic	485
Birchite	Cd2+2Cu2+2(P5+O4)2S6+O4·5H2O	Cd2Cu2(PO4)2(SO4)·5H2O	Cd Cu P O S H	IMA2006-048	R150100	Australia	2006	Approved			Elliot P	Brugger J	Pring A	Cole M L	Willis A C	Kolitsch U (2008) Birchite	a new mineral from Broken Hill	New South Wales	Australia: Description and structure refinement	American Mineralogist 93	910-917	orthorhombic	1861
Biringuccite	Na2B5O8(OH)·H2O	Na2B5O8(OH)·H2O	Na B O H			Italy	1961	Approved			Originally named hoeferite:
Cipriani C	Vannuccini P (1961) Hoeferite e nasinite: due nuovi borati fra i prodotti di Larderello. Parte I	Atti della Accademia Nazionale dei Lincei. Rendiconti della Classe di Scienze Fisiche	Matematiche e Naturali 30	74-83
Name changed from hoeferite to biringuccite:
Cipriani C (1961) A proposito del nome del borato naturale 2Na<sub>2</sub>O·5B<sub>2</sub>O<sub>3</sub>·4H<sub>2</sub>O di Lardarello	Atti della Accademia Nazionale dei Lincei. Rendiconti della Classe di Scienze Fisiche	Matematiche e Naturali 31	141-142
Chemical formula revised:
Corazza E	Menchetti S	Sabelli C (1974) The crystal structure of biringuccite	Na<sub>4</sub>[B<sub>10</sub>O<sub>16</sub>(OH)<sub>2</sub>]·2H<sub>2</sub>O	American Mineralogist 59	1005-1015	monoclinic	0
Birnessite	(Na	Ca	K)0.6(Mn4+	Mn3+)2O4·1.5H2O	(Na	Ca	K)0.6(Mn4+	Mn3+)2O4·1.5H2O	Na Ca K Mn O H			United Kingdom	1956	Grandfathered|Approved			Jones L H P	Milne A A (1956) Birnessite	a new manganese oxide mineral from Aberdeenshire	Scotland	Mineralogical Magazine 31	283-288	triclinic|monoclinic	2500
Birunite	Ca18(SiO3)8.5(CO3)8.5SO4·15H2O	Ca18(SiO3)8.5(CO3)8.5(SO4)·15H2O	Ca Si O C S H			Uzbekistan	1957	Questionable mineral species|Approved	Ettringite		Badalov S T	Golovanov I V (1957) Birunite - a new mineral of the thaumasite group	Doklady Akademii Nauk Uzbekistan SSR 12	17-21		2
Bischofite	MgCl2·6H2O	MgCl2·6H2O	Mg Cl H O			Germany	1877	Grandfathered|Approved			Ochsenius C (1877) Bischofit	in Die Bildung der Steinsalzlager und ihrer Mutterlaugensalze unter specieller Berücksichtigung der Flötze von Douglashall in der egeln'schen Mulde	C E M Pfeffer (Halle	Germany) 156-160	monoclinic	354
Bismite	Bi2O3	Bi2O3	Bi O		R070185	Bolivia	1868	Grandfathered|Approved			Dana J D	Brush G J (1868) Bismite	in A System of Mineralogy	Fifth Edition	John Wiley and Sons (New York) 185-185	monoclinic	3026
Bismoclite	BiOCl	BiOCl	Bi O Cl			South Africa	1935	Grandfathered|Approved	Matlockite	matlockite	Mountain E D (1935) Two new bismuth minerals from South Africa	Mineralogical Magazine 24	59-64	tetragonal	2709
Bismuth	Bi	Bi	Bi		R050650 R070375	Germany	1530	Grandfathered|Approved	Arsenic	arsenic	Agricola G (1530) Bisemutum	in Bermannvs Sive De Re Metallica	Froben (Basileae) 75-76	hexagonal|rhombohedral	4000
Bismuthinite	Bi2S3	Bi2S3	Bi S		R061077 R070533 R070617	?	1832	Grandfathered|Approved	Stibnite	stibnite	Beudant F S (1832) Sulfures de bismuth. Bismuthine	in Traité Élémentaire de Minéralogie	2nd Edition	(Paris) 418-421	orthorhombic	4000
Bismutite	Bi2O2(CO3)	Bi2O2(CO3)	Bi O C		R050634 R060665	Germany	1841	Grandfathered|Approved	Bismutite		Breithaupt A (1841) Ueber das natürliche kohlensaure wismutoxyd	Annalen der Physik und Chemie 23	627-630	orthorhombic	3293
Bismutocolumbite	Bi3+Nb5+O4	BiNbO4	Bi Nb O	IMA1991-003		Russia	1991	Approved		cervantite	Peretazhko I S	Zagorskiy V E	Sapozhnikov A N	Bobrov Y D	Rakcheev A D (1992) Bismutocolumbite Bi(Nb	Ta)O<sub>4</sub> - a new mineral from miarolitic pegmatites	Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 121(3)	130-134	orthorhombic	128.8
Bismutoferrite	Fe3+2Bi(SiO4)2(OH)	Fe3+2Bi(SiO4)2(OH)	Fe Bi Si O H			Germany	1871	Grandfathered|Approved	Kaolinite		Frenzel A (1871) Mineralogisches. Hypochlorit	Journal für Praktische Chemie 4	353-362
Mineral species is confirmed:
Milton C	Axelrod J M	Ingram B (1958) Bismutoferrite	chapmanite	and “hypochlorite”	American Mineralogist 43	656-670	monoclinic	2222.9
Bismutohauchecornite	Ni9Bi2S8	Ni9Bi2S8	Ni Bi S	IMA1978-F		Russia	1978	Approved	hauchecornite	hauchecornite	Mineral is described as a variety of hauchecornite:
Kovalenker V A	Evstigneeva T L	Begizov V D	Vyal´sov L N	Smirnov A V	Krakovetskii Y K	Balbin V S (1978) Hauchecornite from copper-nickel ores of the Oktyabr´skoe deposit. Trudy Mineralogicheskogo Muzeya Fersman Akademiya Nauk SSSR 26	201-205
The mineral is named:
Just J (1980) Bismutohauchecornite - new name: hauchecornite redefined	Mineralogical Magazine 43	873-876		1814
Bismutomicrolite	(Bi	Ca	[box])2Ta2(O	OH)7	(Bi	Ca	[box])2Ta2(O	OH)7	Bi Ca Ta O H					Discredited	Pyrochlore-microlite	pyrochlore-microlite subgroup	Fleischer M (1958) New mineral names	American Mineralogist 43	1219-1225
Discredited:
Atencio D	Andrade M B	Christy A G	Gieré R	Kartashov P M (2010) The pyrochlore supergroup of minerals: nomenclature	The Canadian Mineralogist 48	673-698
Bismutopyrochlore	(Bi	U	Ca	Pb)1+xNb2O6(OH)·nH2O	(Bi	U	Ca	Pb)1+xNb2O6(OH)·nH2O	Bi U Ca Pb Nb O H	IMA1998-059				Discredited	Pyrochlore	pyrochlore-pyrochlore subgroup	Chukanov N V	Skrigitil A M	Kuzmina O V	Zadov A E (1999) Bismutopyrochlore (Bi	U	Ca	Pb)_1+x_(Nb	Ta)_2_O_6_(OH)·nH_2_O	the new mineral from pegmatite vein mika the eastern pamirs	Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 128(4) 36-41
Discredited:
Atencio D	Andrade M B	Christy A G	Gieré R	Kartashov P M (2010) The pyrochlore supergroup of minerals: nomenclature	The Canadian Mineralogist 48	673-698
Bismutostibiconite	(Bi3+	Fe3+	[box])2Sb5+2O7	(Bi	Fe3+	[box])2Sb5+2O7	Bi Fe Sb O	IMA1981-065		Germany	1981	Questionable mineral species|Approved	Pyrochlore	stibiconite	Walenta K (1983) Bismutostibiconit	ein neues Mineral der Stibiconitgruppe aus dem Schwarzwald	Chemie der Erde 42	77-81
Discredited:
Atencio D	Andrade M B	Christy A G	Gieré R	Kartashov P M (2010) The pyrochlore supergroup of minerals: nomenclature	The Canadian Mineralogist 48	673-698
The status of the mineral name has been changed from discredited to questionable pending further research:
Christy A G	Atencio D (2013) Clarification of status of species in the pyrochlore supergroup	Mineralogical Magazine 77	13-20	cubic	252
Bismutotantalite	Bi3+Ta5+O4	BiTaO4	Bi Ta O		R130254 R130778	Uganda	1929	Grandfathered|Approved		cervantite	Wayland E J	Spencer L J (1929) Bismutotantalite	a new mineral	from Uganda	Mineralogical Magazine 22	185-192	orthorhombic	1899
Bitikleite	Ca3Sn4+Sb5+Al3O12	Ca3(SbSn)(AlO4)3	Ca Sn Sb Al O	IMA2009-052		Russia	2009	Renamed|Approved	Garnet		Galuskina I O	Galuskin E V	Armbruster T	Lazic B	Dzierzanowski P	Gazeev V M	Prusik K	Pertsev N N	Winiarski A	Zadov A E	Wrzalik R	Gurbanov A G (2010) Bitikleite-(SnAl) and bitikleite-(ZrFe): New garnets from xenoliths of the Upper Chegem volcanic structure	Kabardino-Balkaria	Northern Caucasus	Russia	American Mineralogist 95	959-967
Name changed from bitikleite-(SnAl) to bitikleite:
Grew E S	Locock A J	Mills S J	Galuskina I O	Galuskin E V	Hålenius U (2013) Nomenclature of the garnet supergroup	American Mineralogist 98	785-811	cubic	3
Bityite	CaLiAl2(Si2BeAl)O10(OH)2	CaLiAl2(Si2BeAl)O10(OH)2	Ca Li Al Si Be O H			Madagascar	1908	Approved	Clay	mica-brittle micas	Lacroix A (1908) Sur une nouvelle espèce minérale et sur les minéraux qu'elle accompagne dans les gisements tourmalinifères Madagascar	Comptes Rendus Hebdomadaires des Séances de l’Académie des Sciences 146	1367-1371	monoclinic	2720
Bixbyite	Mn3+2O3	Mn3+2O3	Mn O		R050395	USA	1897	Grandfathered|Approved	Bixbyite		Penfield S L	Foote H W (1897) On bixbyite	a new mineral	and notes on the associated topaz	The American Journal of Science 154	105-108	cubic	2400
Bjarebyite	BaMn2+2Al2(PO4)3(OH)3	BaMn2+2Al2(PO4)3(OH)3	Ba Mn Al P O H	IMA1972-022	R130107 R130106	USA	1972	Approved	Bjarebyite	bjarebyite	Moore P B	Lund D H	Keester K L (1973) Bjarebyite	(Ba	Sr)(Mn	Fe	Mg)<sub>2</sub>Al<sub>2</sub>(OH)<sub>3</sub>(PO<sub>4</sub>)<sub>3</sub>	a new species	The Mineralogical Record 4	282-285	monoclinic	950
Blakeite	Fe3+2(Te4+O3)3	Fe3+2(Te4+O3)3 (?)	Fe Te O			USA	1944	Questionable mineral species|Approved			Frondel C	Pough F H (1944) Two new tellurites of iron: mackayite and blakeite. with new data on emmonsite and durdenite	American Mineralogist 29	211-225		48
Blatonite	UO2CO3·H2O	(UO2)(CO3)·H2O	U O C H	IMA1997-025	R060594	USA	1997	Approved			Vochten R	Deliens M (1998) Blatonite	UO<sub>2</sub>CO<sub>3</sub>·H<sub>2</sub>O	a new uranyl carbonate monohydrate from San Juan County	Utah	The Canadian Mineralogist 36	1077-1081		251
Blatterite	Sb5+3Mn3+9Mn2+35(BO3)16O32	Sb5+3Mn3+9Mn2+35(BO3)16O32	Sb Mn B O	IMA1984-038		Sweden	1984	Approved		orthopinakiolite	Raade G	Mladeck M H	Din V K	Criddle A J	Stanley C J (1988) Blatterite	a new Sb-bearing Mn<sup>2+</sup>-Mn<sup>3+</sup> member of the pinakiolite group	from Nordmark	Sweden	Neues Jahrbuch für Mineralogie	Monatshefte 1988	121-136
Chemical formula revised:
Cooper M A	Hawthorne F C (1998) The crystal structure of blatterite	Sb<sup>5+</sup><sub>3</sub>(Mn<sup>3+</sup>	Fe<sup>3+</sup>)<sub>9</sub>(Mn<sup>2+</sup>	Mg)<sub>35</sub>(BO<sub>3</sub>)<sub>16</sub>O<sub>32</sub>	and structural hierarchy in Mn<sup>3+</sup>-bearing zigzag borates	The Canadian Mineralogist 36	1171-1193	orthorhombic	1898
Bleasdaleite	Ca2Cu2+5(Bi3+	Cu2+)(P5+O4)4(H2O	OH	Cl)13	Ca2Cu5(Bi	Cu)(PO4)4(H2O	OH	Cl)13	Ca Cu Bi P O H Cl	IMA1998-003a		Australia	1998	Approved			Birch W D	Pring A	Kolitsch U (1999) Bleasdaleite (Ca	Fe<sup>3+</sup>)<sub>2</sub>Cu<sub>5</sub>(Bi	Cu)(PO<sub>4</sub>)<sub>4</sub>(H<sub>2</sub>O	OH	Cl)<sub>13</sub> A new mineral from Lake Boga	Victoria	Australia	Australian Journal of Mineralogy 5	69-75	monoclinic	398
Blixite	Pb8O5(OH)2Cl4	Pb8O5(OH)2Cl4	Pb O H Cl		R070364	Sweden	1958	Approved			Gabrielson O	Parwel A	Wickman F E (1958) Blixite	a new lead-oxyhalide mineral from Långban	Arkiv för Mineralogi och Geologi 2	411-415
Chemical formula revised from Pb<sub>2</sub>ClO<sub>2</sub>(OH):
Krivovichev S V	Burns P C (2006) The crystal structure of Pb<sub>8</sub>O<sub>5</sub>(OH)<sub>2</sub>Cl<sub>4</sub>	a synthetic analogue of blixite?	The Canadian Mineralogist 44	515-522	orthorhombic|monoclinic	1890
Blödite	Na2Mg(SO4)2·4H2O	Na2Mg(SO4)2·4H2O	Na Mg S O H		R050317 R050341	Austria	1821	Approved	Blödite	Blödite	John J F (1821) Chemische Zerlegung eines neuen fossilen Salzes	des Blödits	in Chemische Untersuchungen mineralischer	vegetabilischer und animalischer Substanzen	Maurerschen Buchhandlung (Berlin) 240-247	monoclinic	2742
Blossite	Cu2+2V5+2O7	Cu2V5+2O7	Cu V O	IMA1986-002		El Salvador	1986	Approved			Robinson P D	Hughes J M	Malinconico M L (1987) Blossite	α-Cu<sup>2+</sup><sub>2</sub>V<sup>5+</sup><sub>2</sub>O<sub>7</sub>	a new fumarolic sublimate from Izalco volcano	El Salvador	American Mineralogist 72	397-400	orthorhombic
Bluebellite	Cu2+6(I5+O3)(OH)10Cl	Cu6(IO3)(OH)10Cl	Cu I O H Cl	IMA2013-121		USA	2013	Approved			Mills S J	Kampf A R	Christy A G	Housley R M	Rossman G R	Reynolds R E	Marty J (2014) Bluebellite and mojaveite	two new minerals from the central Mojave Desert	California	USA. Mineralogical Magazine 78	1325-1340	hexagonal
Bluelizardite	Na7(U6+O2)(S6+O4)4Cl1-·2H2O	Na7(UO2)(SO4)4Cl(H2O)2	Na U O S Cl H	IMA2013-062		USA	2013	Approved			Plášil J	Kampf A R	Kasatkin A V	Marty J (2014) Bluelizardite	Na_7_(UO_2_)(SO_4_)_4_Cl(H_2_O)_2_	a new uranyl sulfate mineral from the Blue Lizard mine	San Juan County	Utah	USA. Journal of Geosciences 59	145-158	monoclinic	0
Bluestreakite	K4Mg2(V4+2V5+8O28)·14H2O	K4Mg2(V4+2V5+8O28)·14H2O	K Mg V O H	IMA2014-047		USA	2014	Approved			Kampf A R	Hughes J M	Marty J	Nash B P	Chen Y S	Steele I M (2014) Bluestreakite	K_4_Mg_2_(V^4+^_2_V^5+^_8_O_28_)·14H_2_O	a new mixed-valence decavanadate mineral from the Blue Streak mine	Montrose County	Colorado: crystal structure and descriptive mineralogy. The Canadian Mineralogist 52	1007-1018	monoclinic	0
Bobcookite	NaAl(U6+O2)2(S6+O4)4·18H2O	NaAl(UO2)2(SO4)4·18H2O	Na Al U O S H	IMA2014-030		USA	2014	Approved			Kampf A R	Plášil J	Kasatkin A V	Marty J (2015) Bobcookite	NaAl(UO_2_)_2_(SO_4_)_4_·18H_2_O and wetherillite	Na_2_Mg(UO_2_)_2_(SO_4_)_4_·18H_2_O	two new uranyl sulfate minerals from the Blue Lizard mine	San Juan County	Utah	USA. Mineralogical Magazine 79	695-714	triclinic	0
Bobdownsite	Ca9Mg(PO4)6(PO3F)	Ca9Mg(PO3F)(PO4)6	Ca Mg P O F	IMA2008-037	R050109 R070653 R070654 R100214 R100215 R110026	Canada	2008		Whitlockite		Tait K T	Barkley M C	Thompson R M	Origlieri M J	Evans S H	Prewitt C T	Yang H (2011) Bobdownsite	a new mineral species from Big Fish River	Yukon	Canada	and its structural relationship with whitlockite-type compounds	The Canadian Mineralogist 49	1065-1078
Discredited because it does not contain enough F:
McCubbin F M	Phillips B L	Adcock C T	Tait K T	Steele A	Vaughn J S	Fries M D	Atudorei V	Vander Kaaden K E	Hausrath E M (2018) Discreditation of bobdownsite and the establishment of criteria for the identification of minerals with essential monofluorophosphate (PO_3_F^2-^). American Mineralogist 103	1319–1328
	hexagonal
Bobfergusonite	Na2Mn2+5Fe3+Al(PO4)6	Na2Mn2+5Fe3+Al(PO4)6	Na Mn Fe Al P O	IMA1984-072a	R160069	Canada	1984	Approved	Alluaudite-Wyllieite	wyllieite	Ercit T S	Anderson A J	Cerný P	Hawthorne F C (1986) Bobfergusonite: A new primary phosphate mineral from Cross Lake	Manitoba	The Canadian Mineralogist 24	599-604	monoclinic	2772
Bobierrite	Mg3(PO4)2·8H2O	Mg3(PO4)2·8H2O	Mg P O H		R060681	Chile	1868	Grandfathered|Approved	Vivianite		Dana J D	Brush G J (1868) Bobierrite	in A System of Mineralogy	Fifth Edition	John Wiley and Sons (New York) 795-795	monoclinic	2918
Bobjonesite	V4+OSO4·3H2O	V4+O(SO4)·3H2O	V O S H	IMA2000-045	R060530 R060577	USA	2000	Approved			Schindler M	Hawthorne F C	Huminicki D M C	Haynes P	Grice J D	Evans H T (2003) Bobjonesite	V<sup>4+</sup>O(SO<sub>4</sub>)(H<sub>2</sub>O)<sub>3</sub>	a new mineral species from Temple Mountain	Emery County	Utah	U.S.A.	The Canadian Mineralogist 41	83-90	monoclinic	13
Bobkingite	Cu2+5Cl2(OH)8·2H2O	Cu5Cl2(OH)8·2H2O	Cu Cl O H	IMA2000-029	R141030	United Kingdom	2000	Approved			Hawthorne F C	Cooper M A	Grice J D	Roberts A C	Hubbard N (2002) Description and crystal structure of bobkingite	(Cu<sup>2+</sup>)<sub>5</sub>Cl<sub>2</sub>(OH)<sub>8</sub>(H<sub>2</sub>O)<sub>2</sub>	a new mineral from New Cliffe Hill Quarry	Stanton-under-Bardon	Leicestershire	UK	Mineralogical Magazine 66	301-311	monoclinic	23
Bobmeyerite	Pb2+4(Al3Cu2+)(Si4O12)(S6+0.5Si0.5O4)(OH)7Cl·3H2O	Pb4(Al3Cu)(Si4O12)(S0.5Si0.5O4)(OH)7Cl(H2O)3	Pb Al Cu Si O S H Cl	IMA2012-019		USA	2012	Approved	Cerchiaraite		Kampf A R	Pluth J J	Chen Y S	Roberts A C	Housley R M (2013) Bobmeyerite	a new mineral from Tiger	Arizona	USA	structurally related to cerchiaraite and ashburtonite	Mineralogical Magazine 77	81-91	orthorhombic	22.5
Bobshannonite	KBaNa2(Mn2+	Na)8(Nb5+	Ti4+)4(Si2O7)4O4(OH)4(O	F)2	KBaNa2(Mn	Na)8(Nb	Ti)4(Si2O7)4O4(OH)4(O	F)2	K Ba Na Mn Nb Ti Si O H F	IMA2014-052		Canada	2014	Approved|Redefined	Seidozerite-Bafertisite		Sokolova E	Cámara F	Abdu Y A	Hawthorne F C	Horváth	Pfenninger-Horváth E (2015) Bobshannonite	Na_2_KBa(Mn	Na)_8_(Nb	Ti)_4_(Si_2_O_7_)_4_O_4_(OH)_4_(O	F)_2_	a new TS-block mineral from Mont Saint-Hilaire	Québec	Canada: Description and crystal structure. Mineralogical Magazine 79	1791-1811	triclinic	124
Bobtraillite	(Na	Ca)13Sr11(Zr4+	Y	Nb5+)14Si42B6O132(OH)12·12H2O	(Na	Ca)13Sr11(Zr	Y	Nb)14Si42B6O132(OH)12·12H2O	Na Ca Sr Zr Y Nb Si B O H	IMA2001-041	R070414	Canada	2001	Approved			McDonald A M	Chao G Y (2005) Bobtraillite	(Na	Ca)<sub>13</sub>Sr<sub>11</sub>(Zr	Y	Nb)<sub>14</sub>Si<sub>42</sub>B<sub>6</sub>O<sub>132</sub>(OH)<sub>12</sub>·12H<sub>2</sub>O	a new mineral species from Mont Saint-Hilaire	Quebec: description	structure determination and relationship to benitoite and wadeite	The Canadian Mineralogist 43	747-758	hexagonal	124
Bodieite	Bi3+2(Te4+O3)2(S6+O4)	Bi3+2(Te4+O3)2(SO4)	Bi Te O S	IMA2017-117		USA	2018	Approved			Kampf A R	Housley R M	Rossman G R	Marty J	Chorazewicz M (2018) Bodieite	Bi^3+^_2_(Te^4+^O_3_)_2_(SO_4_)	a new mineral from the Tintic district	Utah	and the Masonic district	California	USA. The Canadian Mineralogist 56	763-772	monoclinic	32
Bogdanovite	(Au	Te	Pb)3(Cu	Fe)	(Au	Te	Pb)3(Cu	Fe)	Au Te Pb Cu Fe	IMA1978-019		Kazakhstan / Russia	1978	Approved	Auricupride		Spiridonov E M	Chvileva T N (1979) Bogdanovite	Au<sub>5</sub>(Cu	Fe)<sub>3</sub>(Te	Pb)<sub>2</sub>	a new mineral of the group of inter-metallic compounds of gold	Vestnik Moskovskogo Universiteta	Geologiya 1979(1)	44-52
Chemical formula revised:
Bayliss P (1990) Revised unit cell dimensions	space group	and chemical formula of some metallic minerals	The Canadian Mineralogist 28	751-755	cubic	2000
Bøggildite	Na2Sr2Al2(PO4)F9	Na2Sr2Al2(PO4)F9	Na Sr Al P O F			Denmark (Greenland)	1951	Grandfathered|Approved			Mineral described but not named in this publication:
Bøgvad R (1951) Mineralogical observations on the cryolite deposite at Ivigtut	Greenland	Meddelelser fra Dansk Geologisk Forening 12	109-110
Mineral named in this publication:
Nielsen A H (1954) Chemical analysis of a new mineral	bøggildite	from Ivigtut	Greenland	Acta Chemica Scandinavica 8	136-136	monoclinic	1275
Boggsite	Na3Ca8(Si77Al19)O192·70H2O	Na3Ca8(Si77Al19)O192·70H2O	Na Ca Si Al O H	IMA1989-009		USA	1989	Approved		zeolite	Howard D G	Tschernich R W	Smith J V	Klein G L (1990) Boggsite	a new high-silica zeolite from Goble	Columbia County	Oregon	American Mineralogist 75	1200-1204	orthorhombic	536.5
Bøgvadite	Na2Ba2SrAl4F20	Na2Ba2SrAl4F20	Na Ba Sr Al F	IMA1987-029		Denmark (Greenland)	1987	Approved			Pauly H	Petersen O V (1988) Bøgvadite	Na<sub>2</sub>SrBa<sub>2</sub>Al<sub>4</sub>F<sub>20</sub>	a new fluoride from the cryolite deposit	Ivigtut	S. Greenland	Bulletin of the Geological Society of Denmark 37	21-30	monoclinic|orthorhombic	1275
Bohdanowiczite	AgBiSe2	AgBiSe2	Ag Bi Se	IMA1978-C		Poland	1967	Approved|Redefined		matildite	Banas M	Ottemann J (1967) Bohdanowiczyt - nowy naturalny selenek srebra i bizmutu z Kletna w Sudetach	Przeglad Geologiczny 15	240-240	hexagonal	2716
Böhmite	AlO(OH)	AlO(OH)	Al O H		R120133 R120123	France	1927	Grandfathered|Approved	Lepidocrocite	diaspore	de Lapparent J (1927) L'alumine hydratée des bauxites	Comptes Rendus de L’Académie des Sciences Paris 184	1661-1662	orthorhombic	1275
Bohseite	Ca4Be4Si9O24(OH)4	Ca4Be3+xAl1-xSi9O25-x(OH)3+x (x = 0 to 1)	Ca Be Al Si O H	IMA2010-026		Denmark (Greenland)	2010	Approved|Redefined	Bavenite		Szełeg E	Zuzens B	Hawthorne F C	Pieczka A	Szuszkiewicz A	Turniak K	Nejbert K	Ilnicki S S	Friis H	Makovicky E	Weller M T	Lemée-Cailleau M H (2017) Bohseite	ideally Ca_4_Be_4_Si_9_O_24_(OH)_4_	from the Piława Górna quarry	the Góry Sowie Block	SW Poland. Mineralogical Magazine 81	35-46	orthorhombic	967
Bohuslavite	Fe3+4(PO4)3(S6+O4)(OH)·nH2O (15≤n≤24)	Fe3+4(PO4)3(SO4)(OH)·nH2O (15≤n≤24)	Fe P O S H	IMA2018-074a		Italy	2019	Approved|Pending publication			Mauro	D.	Biagioni	C.	Bonaccorsi	E.	Hålenius	U.	Pasero	M.	Skogby	H.	Zaccarini	F.	Sejkora	J.	Pla´sˇil	J.	Kampf	A.R.	Filip	J.	Novotny´	P. and Sˇ koda	R. (2019) Bohuslavite	IMA 2018-074a. CNMNC Newsletter No. 48	April 2019	page 402; European Journal of Mineralogy	31	399–402		27
Bokite	(Al	Fe)1.3(V5+	V4+	Fe3+)8O20·7.5H2O	(Al	Fe)1.3(V5+	V4+	Fe3+)8O20·7.5H2O	Al Fe V O H		R060590	Kazakhstan	1963	Approved	Straczekite		Ankinovich E A (1963) A new vanadium mineral	bokite	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 92(1)	51-59	monoclinic	340
Boleite	KAg1+9Pb2+26Cu2+24Cl62(OH)48	KAg9Pb26Cu24Cl62(OH)48	K Ag Pb Cu Cl O H		R050022 R130099	Mexico	1891	Approved|Renamed			Mallard F E	Cumenge E (1891) Sur une nouvelle espèce minérale	la boléite	Bulletin de la Société Française de Minéralogie 14	283-293
Chemical formula revised:
Cooper M A	Hawthorne F C (2000) Boleite: resolution of the formula	KPb<sub>26</sub>Ag<sub>9</sub>Cu<sub>24</sub>Cl<sub>62</sub>(OH)<sub>48</sub>	The Canadian Mineralogist 38	801-808	cubic	1703
Bolivarite	Al2PO4(OH)3·4H2O	Al2(PO4)(OH)3·4H2O	Al P O H			Spain	1921	Questionable mineral species|Approved			Navarro L F	Barea P C (1921) La ‹bolivarita›	nueva especie mineral	Boletín de la Real Sociedad Española de Historia Natural 21	326-328		15.9
Boltwoodite	(K	Na)UO2(SiO3OH)·1.5H2O	(K	Na)(UO2)(SiO3OH)·1.5H2O	K Na U O Si H		R060753	USA	1956	Grandfathered|Approved			Frondel C	Ito J (1956) Boltwoodite	a new uranium silicate	Science 124	931-931
Chemical formula redefined:
Stohl F V	Smith D K (1981) The crystal chemistry of the uranyl silicate minerals	American Mineralogist 66	610-625	monoclinic	1814
Bonaccordite	Ni2+2Fe3+O2(BO3)	Ni2Fe3+O2(BO3)	Ni Fe O B	IMA1974-019		South Africa	1974	Approved	Ludwigite	ludwigite	De Waal S A	Viljoen E A	Calk L C (1974) Nickel minerals from Barberton	South Africa: VII. Bonaccordite	the nickel analogue of ludwigite	Transactions of the Geological Society of South Africa 77	375-375	orthorhombic	3640
Bonacinaite	Sc(As5+O4)·2H2O	Sc(AsO4)·2H2O	Sc As O H	IMA2018-056		Italy	2018	Approved|Pending publication	Phosphosiderite		Cámara	F.	Ciriotti	M.E.	Kolitsch	U.	Vignola	P.	Hatert	F.	Bittarello	E.	Bracco	R. and Bortolozzi	G.M. (2018) Bonacinaite	IMA 2018-056. CNMNC Newsletter No. 45	October 2018	page xxx; Mineralogical Magazine	82	xxx-xxx
Bonattite	Cu2+S6+O4·3H2O	Cu(SO4)·3H2O	Cu S O H		R070398 R070424	Italy	1957	Grandfathered|Approved			Garavelli C L (1957) Bonattite: Un nuovo minerale di alterazione del giacimento elbano di Capo Calamita	Atti della Accademia Nazionale dei Lincei. Rendiconti della Classe di Scienze Fisiche	Matematiche e Naturali 22	318-327	monoclinic	408
Bonazziite	As4S4	As4S4	As S	IMA2013-141	R061028	Kyrgyzstan	2013	Approved			Bindi L	Pratesi G	Muniz-Miranda M	Zoppi M	Chelazzi L	Lepore G O	Menchetti S (2015) From ancient pigments to modern optoelectronic applications of arsenic sulfides: bonazziite	the natural analogue of ß-As_4_S_4_ from Khaidarkan deposit	Kyrgyzstan. Mineralogical Magazine 79	121-131	monoclinic	273.4
Bonshtedtite	Na3Fe2+(PO4)(CO3)	Na3Fe2+(PO4)(CO3)	Na Fe P O C	IMA1981-026		Russia	1981	Approved	Bradleyite	bradleyite	Khomyakov A P	Aleksandrov V V	Krasnova N I	Ermilov V V	Smolyaninova N N (1982) Bonshtedtite	Na<sub>3</sub>Fe(PO<sub>4</sub>)(CO<sub>3</sub>)	a new mineral	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 111(4)	486-490	monoclinic	500
Boothite	Cu2+S6+O4·7H2O	Cu(SO4)·7H2O	Cu S O H			USA	1903	Grandfathered|Approved	Melanterite	melanterite	Schaller W T (1903) Minerals from Leona Heights	Alameda Co.	California	University of California Publications. Bulletin of the Department of Geology 3	191-217	monoclinic	502
Boracite	Mg3B7O13Cl	Mg3B7O13Cl	Mg B O Cl		R060009 R070317	Germany	1789	Grandfathered|Approved	Boracite	boracite	Werner A G (1789) Boracit	Bergmannisches Journal 1	393-394	orthorhombic|cubic	1850
Boralsilite	Al16B6O30(Si2O7)	Al16B6O30(Si2O7)	Al B O Si	IMA1996-029	R140759	Antarctica	1996	Approved			Grew E S	McGee J J	Yates M G	Peacor D R	Rouse R C	Huijsmans J P P	Shearer C K	Weidenbeck M	Thost D E	Su S (1998) Boralsilite (Al<sub>16</sub>B<sub>6</sub>Si<sub>2</sub>O<sub>37</sub>): a new mineral related to sillimanite from pegmatites in granulite-facies rocks	American Mineralogist 83	638-651	monoclinic
Borax	Na2B4O5(OH)4·8H2O	Na2B4O5(OH)4·8H2O	Na B O H		R070168	unknown	0	Grandfathered|Approved			Mineral name has been known since antiquity and predates any formal descriptive publication:
Agricola G (1556) Borax	in De Re Metallica	translated by H C Hoover and L H Hoover 1950	560-560	monoclinic	2647
Borcarite	Ca4MgB4O6(CO3)2(OH)6	Ca4MgB4O6(CO3)2(OH)6	Ca Mg B O C H		R060591 R110094	Russia	1965	Approved			Pertzev N N	Ostravskaya I V	Nikitina I B (1965) The new mineral borcarite	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 94	180-186	monoclinic	252
Borisenkoite	Cu2+3[(V5+	As5+)O4]2	Cu3[(V	As)O4]2	Cu V As O	IMA2015-113		Russia	2015	Approved|Pending publication	Lammerite-β		Pekov	I.V.	Zubkova	N.V.	Yapaskurt	V.O.	Polekhovsky	Y.S.	Vigasina	M.F.	Britvin	S.N.	Turchkova	A.G.	Sidorov	E. G. and Pushcharovsky	D.Y. (2016) Borisenkoite	IMA 2015-113. CNMNC Newsletter No. 30	April 2016	page 411; Mineralogical Magazine	80	411–413	monoclinic	3.6E-5
Borishanskiite	Pd1+x(As	Pb)2 (x = 0.0-0.2)	Pd1+x(As	Pb)2 (x = 0.0-0.2)	Pd As Pb	IMA1974-010		Russia	1974	Approved			Razin L V	Dubakina L S	Meshchankina V I	Begizov V D (1975) Borishanskiite - a new plumboarsenide of palladium for the copper-nickel sulfides ores of the Talnakh differentiated intrusive	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 104(1)	57-61	orthorhombic	246.9
Bornemanite	Na6(Na[box])Ba2Ti4+2Nb5+2(Si2O7)4(P5+O4)2O4(OH)2F2	Na6(Na[box])Ba2Ti2Nb2(Si2O7)4(PO4)2O4(OH)2F2	Na Ba Ti Nb Si O P H F	IMA1973-053		Russia	1973	Redefined|Approved	Seidozerite-Lamprophyllite		Men'shikov Y P	Bussen I V	Goyko Y A	Zabavnikova N I	Mer'kov A N	Khomyakov A P (1975) Bornemanite	a new silicophosphate of sodium	titanium	niobium	and barium	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 104(3)	322-326
Chemical formula revised:
Ferraris G	Belluso E	Gula A	Soboleva S V	Ageeva O A	Borutskii B E (2001) A structural model of the layer titanosilicate bornemanite based on seidozerite and lomonosovite modules	The Canadian Mineralogist 39	1665-1673
Chemical formula revised again:
Camara F	Sokolova E (2007) From structure topology to chemical composition. VI. Titanium silicates: the crystal structure and crystal chemistry of bornemanite	a group III Ti-disilicate mineral	Mineralogical Magazine 71	593-610	monoclinic|triclinic	orthorhombic	370
Bornhardtite	Co2+Co3+2Se2-4	Co2+Co3+2Se4	Co Se			Germany	1955	Grandfathered|Approved	Spinel	linnaeite	Ramdohr P	Schmitt M (1955) Vier neue natürliche Kobaltselenide vom Steinbruch Trogtal bei Laufenthal im Harz	Neues Jahrbuch für Mineralogie	Monatshefte 1955	133-142	cubic	296
Bornite	Cu1+5Fe3+S2-4	Cu5FeS4	Cu Fe S	IMA1962-s.p.	R050322 R070636	?	1845	Approved			Haidinger W (1845) Zweite Klasse: Geogenide. XIII. Ordnung. Kiese. V. Kupperkies. Bornit.	in Handbuch der Bestimmenden Mineralogie	Bei Braumüller and Seidel (Wien) 559-562	cubic|orthorhombic	hexagonal	4000
Borocookeite	LiAl4(Si3B)O10(OH)8	LiAl4(Si3B)O10(OH)8	Li Al Si B O H	IMA2000-013	R080076	Russia	2000	Approved	Chlorite	chlorite	Zagorsky V Y	Peretyazhko I S	Sapozhnikov A N	Zhukhlistov A P	Zvyagin B B (2003) Borocookeite	a new member of the chlorite group from the Malkhan gem tourmaline deposit	Central Transbaikalia	Russia	American Mineralogist 88	830-836	unknown|monoclinic	128.8
Borodaevite	Ag4.83Fe0.21Pb0.45(Bi	Sb)8.84S16	Ag4.83Fe0.21Pb0.45(Bi	Sb)8.84S16	Ag Fe Pb Bi Sb S	IMA1991-037		Russia	1991	Approved			Nenasheva S N	Efimov A V	Sivtzov A V	Mozgova N N (1992) Borodaevite [Ag<sub>5</sub>(Fe	Pb)<sub>1</sub>Bi<sub>7</sub>]<sub>13</sub>(Sb	Bi)<sub>2</sub>S<sub>17</sub> - a new mineral	Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 121(4)	113-120
Chemical formula revised:
Moëlo Y	Makovicky E	Mozgova N N	Jambor J L	Cook N	Pring A	Paar W	Nickel E H	Graeser S	Karup-Møller S	Balic-Zunic T	Mumme W G	Vurro F	Topa D	Bindi L	Bente K	Shimizu M (2008) Sulfosalt systematics: a review. Report of the sulfosalt sub-committee of the IMA Commission on Ore Mineralogy	European Journal of Mineralogy 20	7-46	monoclinic	98
Boromullite	Al9BSi2O19	Al9BSi2O19	Al B Si O	IMA2007-021		Australia	2007	Approved			Buick I S	Grew E S	Armbruster T	Medenbach O	Yates M G	Bebout G E	Clarke G L (2008) Boromullite	Al<sub>9</sub>BSi<sub>2</sub>O<sub>19</sub>	a new mineral from granulite-facies metapelites	Mount Stafford	central Australia: a natural analogue of a synthetic “boron-mullite”	European Journal of Mineralogy 20	935-950	orthorhombic
Boromuscovite	KAl2(Si3B)O10(OH)2	KAl2(Si3B)O10(OH)2	K Al Si B O H	IMA1989-027	R070107	USA	1989	Approved	Mica	mica-true micas	Foord E E	Martin R F	Fitzpatrick J J	Taggart J E	Crock J G (1991) Boromuscovite	a new member of the mica group	from the Little Three mine pegmatite	Ramona district	San Diego County	California	American Mineralogist 76	1998-2002	monoclinic	128.8
Borovskite	Pd3SbTe4	Pd3SbTe4	Pd Sb Te	IMA1972-032		Russia	1972	Approved			Yalovoi A A	Sidorov A F	Rudashevskii N S	Bud'ko I A (1973) Borovskite	Pd<sub>3</sub>SbTe<sub>4</sub>	a new mineral	Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 102(4)	427-431	cubic	2015
Bortnikovite	Pd4Cu3Zn	Pd4Cu3Zn	Pd Cu Zn	IMA2006-027		Russia	2006	Approved			Mochalov A G	Tolkachev M D	Polekhovsky Y S	Goryacheva E M (2007) Bortnikovite	Pd<sub>4</sub>Cu<sub>3</sub>Zn	a new mineral species from the Unique Konder Placer Deposit	Khabarovsk Krai	Russia	Geology of Ore Deposits 49	318-327	tetragonal
Boscardinite	Tl1+Pb2+4(Sb3+7As3+2)S2-18	TlPb4(Sb7As2)Σ=9S18	Tl Pb Sb As S	IMA2010-079		Italy	2010	Approved	Sartorite		Orlandi P	Biagioni C	Bonaccorsi E	Moëlo Y	Paar W H (2012) Lead-antimony sulfosalts from Tuscany (Italy). XII. Boscardinite	TlPb<sub>4</sub>(Sb<sub>7</sub>As<sub>2</sub>)<sub>Σ9</sub>S<sub>18</sub>	a new mineral species from the Monte Arsiccio mine: Occurrence and crystal structure	The Canadian Mineralogist 50	235-251	triclinic	251
Bosiite	NaFe3+3(Al4Mg2)(Si6O18)(BO3)3(OH)3O	NaFe3+3(Al4Mg2)(Si6O18)(BO3)3(OH)3O	Na Fe Al Mg Si O B H	IMA2014-094		Russia	2014	Approved	Tourmaline		Ertl A	Baksheev I A	Giester G	Lengauer C L	Prokofiev V Y	Zorina L D (2016) Bosiite	NaFe^3+^_3_(Al_4_Mg_2_)(Si_6_O_18_)(BO_3_)_3_(OH)_3_O	a new ferric member of the tourmaline supergroup from the Darasun gold deposit	Transbaikalia	Russia. European Journal of Mineralogy 28	581-591	hexagonal	171
Bosoite	SiO2·<i>n</i>CxH2x+2	SiO2·nCxH2x+2	Si O C H	IMA2014-023		Japan	2014	Pending publication|Approved			Momma	K.	Ikeda	T.	Nagase	T.	Kuribayashi	T.	Honma	C.	Nishikubo	K.	Takahashi	N.	Takada	M.	Matsushita	Y.	Miyawaki	R. and Matsubara	S. (2014) Bosoite	IMA 2014-023. CNMNC Newsletter No. 21	August 2014	page 800; Mineralogical Magazine	78	797-804.	hexagonal	23
Bostwickite	CaMn3+6Si3O16·7H2O	CaMn3+6Si3O16·7H2O	Ca Mn Si O H	IMA1982-073		USA	1982	Approved			Dunn P J	Leavens P B (1983) Bostwickite	a new calcium manganese silicate hydrate from Franklin	New Jersey	Mineralogical Magazine 47	387-389		1349
Botallackite	Cu2+2Cl(OH)3	Cu2Cl(OH)3	Cu Cl O H		R070066 R080012	United Kingdom	1865	Grandfathered|Approved	Atacamite		Church A H (1865) Notes on a Cornish mineral of the atacamite group	Journal of the Chemical Society 18	212-214	monoclinic	1600
Botryogen	MgFe3+(SO4)2(OH)·7H2O	MgFe3+(SO4)2(OH)·7H2O	Mg Fe S O H		R070362 R070581	Sweden	1828	Grandfathered|Approved	Botryogen		Haidinger W (1828) Ueber den Botryogen	oder den rothen Eisenvitriol von Fahlun	Annalen der Physik und Chemie 12	491-494	monoclinic	2500
Bottinoite	Ni2+Sb5+2(OH)12·6H2O	NiSb5+2(OH)12·6H2O	Ni Sb O H	IMA1991-029	R060263	Italy	1991	Approved			Bonazzi P	Menchetti S	Caneschi A	Magnanelli S (1992) Bottinoite	Ni(H<sub>2</sub>O)<sub>6</sub>[Sb(OH)<sub>6</sub>]<sub>2</sub>	a new mineral from the Bottino mine	Alpi Apuane	Italy	American Mineralogist 77	1301-1304	hexagonal	405
Bouazzerite	Bi3+6(Mg	Co2+)11Fe3+14(As5+O4)18O12(OH)4·86H2O	Bi6(Mg	Co)11Fe14(AsO4)18O12(OH)4·86H2O	Bi Mg Co Fe As O H	IMA2005-042		Morocco	2005	Approved			Meisser N	Brugger J (2006) Bouazzerit und maghrebit	zwei neue arsenatmineralien aus dem Revier Bou Azzer	Marokko	Lapis Mineralien Magazin 31(7)	69-73
Chemical formula revised:
Brugger J	Meisser N	Krivovichev S	Armbruster T	Favreau G (2007) Mineralogy and crystal structure of bouazzerite from Bou Azzer	Anti-Atlas	Morocco: Bi-As-Fe nanoclusters containing Fe<sup>3+</sup> in trigonal prismatic coordination	American Mineralogist 92	1630-1639	monoclinic	315
Boulangerite	Pb5Sb4S11	Pb5Sb4S11	Pb Sb S		R050436 R050441	France	1837	Grandfathered|Approved			Thaulow M C J (1837) Analyse eines antimonerzes vom Nasafjeld in Lapland	Annalen der Physik und Chemie 41	216-221	orthorhombic|monoclinic	3640
Bournonite	Cu1+Pb2+Sb3+S2-3	CuPbSbS3	Cu Pb Sb S		R050111 R050364	United Kingdom	1805	Grandfathered|Approved	Bournonite	bournonite	Jameson R (1805) Bournonite	System of Mineralogy II	Bell and Bradfute (Edinburgh	U.K.) 579-582	orthorhombic	4000
Bouškaite	(Mo6+O2)2O(S6+O3OH)2(H2O)4	(MoO2)2O(SO3OH)2(H2O)4	Mo O S H	IMA2018-055a		Czech Republic	2019	Approved|Pending publication			Sejkora	J.	Grey	I.E.	Kampf	A.R.	Plášil	J. and Škácha	P. (2019) Bouškaite	IMA 2018-055a. CNMNC Newsletter No. 47	February 2019	page 147; Mineralogical Magazine	83	143–147		443
Boussingaultite	(N3-H4)2Mg(S6+O4)2·6H2O	(NH4)2Mg(SO4)2·6H2O	N H Mg S O		R061027 R070597	Italy	1864	Grandfathered|Approved	Picromerite	picromerite	Bechi E (1864) Mémoire sur les soffioni boracifères de Travale	en Toscane	Comptes Rendus Hebdomadaires des Séances de l’Académie des Sciences 58	583-584	monoclinic	1000
Bowieite	Rh3+2S2-3	Rh2S3	Rh S	IMA1980-022	R070409	USA	1980	Approved	Bowieite		Desborough G A	Criddle A J (1984) Bowieite: A new rhodium-iridium-platinum sulfide in platinum-alloy nuggets	Goodnews Bay	Alaska	The Canadian Mineralogist 22	543-552	orthorhombic	2058
Boyleite	Zn2+S6+O4·4H2O	Zn(SO4)·4H2O	Zn S O H	IMA1977-026		Germany	1977	Approved	Starkeyite	ilesite	Walenta K (1978) Boyleit	ein neues Sulfatmineral von Kropbach im südlichen Schwarzwald	Chemie der Erde 37	73-79	monoclinic	1100
Brabantite	CaTh(PO4)2	CaTh(PO4)2	Ca Th P O	IMA1978-003					Monazite	monazite	Fleischer M	Chao G Y	Francis C A (1981) New mineral names	American Mineralogist 66	878-879
Discredited:
Linthout K (2007) Tripartite division of the sytstem 2REEPO4—CaTh(PO4)2—2ThSiO4	discreditation of brabantite	and recognition of cheralite as the name for members dominated by CaTh(PO4)2	The Canadian Mineralogist 45	503-508
Braccoite	NaMn2+5[Si5O14(OH)](As5+O3OH)	NaMn2+5[Si5O14(OH)](AsO3)(OH)	Na Mn Si O H As	IMA2013-093		Italy	2013	Approved	Saneroite		Cámara F	Bittarello E	Ciriotti M E	Nestola F	Radica F	Marchesini M (2015) As-bearing new mineral species from Valletta mine	Maira Valley	Piedmont	Italy: II. Braccoite	NaMn^2+^_5_[Si_5_AsO_17_(OH)](OH)	description and crystal structure. Mineralogical Magazine 79	171-189	triclinic
Bracewellite	Cr3+O(OH)	CrO(OH)	Cr O H	IMA1967-035		Guyana	1967	Approved		diaspore	Milton C	Appleman D E	Appleman M H	Chao E C T	Cuttita F	Dinnin J I	Dwornik E J	Ingram B L	Rose H J (1976) Merumite	a complex assemblage of chromium minerals from Guyana	U.S. Geological Survey Professional Paper 887	1-29	orthorhombic	1795
Brackebuschite	Pb2+2Mn3+(V5+O4)2(OH)	Pb2Mn3+(VO4)2(OH)	Pb Mn V O H		R050547 R100087	Argentina	1880	Grandfathered|Approved	Brackebuschite	brackebuschite	Rammelsberg C (1880) Ueber die Vanadinerze aus dem Staat Córdoba in Argentinien	Zeitschrift der Deutschen Geologischen Gesellschaft 32	708-713	monoclinic	390
Bradaczekite	NaCu2+4(As5+O4)3	NaCu4(AsO4)3	Na Cu As O	IMA2000-002	R070029	Russia	2000	Approved	Alluaudite	alluaudite	Filatov S K	Vergasova L P	Gorskaya M G	Krivovichev S V	Burns P C	Ananiev V V (2001) Bradaczekite	NaCu<sub>4</sub>(AsO<sub>4</sub>)<sub>3</sub>	a new mineral species from the Tolbachik Volcano	Kamchatka Peninsula	Russia	The Canadian Mineralogist	39	1115-1119	monoclinic	3.6E-5
Bradleyite	Na3Mg(PO4)(CO3)	Na3Mg(PO4)(CO3)	Na Mg P O C			USA	1941	Grandfathered|Approved	Bradleyite	bradleyite	Fahey J J	Tunell G (1941) Bradleyite	a new mineral	sodium phosphate-magnesium carbonate	American Mineralogist 26	646-650	monoclinic	500
Braggite	PtS	PtS	Pt S		R070567	South Africa	1932	Grandfathered|Approved		cooperite	Bannister F A	Hey M H (1932) Determination of minerals in platinum concentrates from the Transvaal by X-ray methods	Mineralogical Magazine 23	188-208	tetragonal	3254
Braithwaiteite	NaCu2+5(Ti4+Sb5+)O2(As5+O4)4[As5+O3(OH)]2·8H2O	NaCu2+5(Sb5+Ti4+)O2(AsO4)4[AsO3(OH)]2·8H2O	Na Cu Ti Sb O As H	IMA2006-050		Bolivia	2006	Approved			Paar W H	Cooper M A	Hawthorne F C	Moffatt E	Gunter M E	Roberts A C	Dunn P J (2009) Braithwaiteite	NaCu_5_(TiSb)O_2_(AsO_4_)_4_[AsO_3_(OH)]_2_(H_2_O)_8_	a new mineral species from Laurani	Bolivia. The Canadian Mineralogist 47	947-952	triclinic
Braitschite-(Ce)	Ca6.15Na0.85Ce2[B6O7(OH)3(O	OH)3]4·H2O	Ca6.15Na0.85REE2.08[B6O7(OH)3(O	OH)3]4·H2O	Ca Na Ce B O H	IMA1967-029	R060008	USA	1967	Approved			Raup O B	Gude A J	Dwornik E J	Cuttitta F	Rose H J (1968) Braitschite	a new hydrous calcium rare-earth borate mineral from the Paradox Basin	Grand County	Utah	American Mineralogist 53	1081-1095
Name changed from braitschite:
Nickel E H	Mandarino J A (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature	American Mineralogist 72	1031-1042
Chemical formula revised:
Rowland C E	Cahill C L	Post J E (2011) The structure of braitschite	a calcium rare earth borate	American Mineralogist 96	197-201	hexagonal
Brandãoite	BeAl2(PO4)2(OH)2(H2O)4·H2O	BeAl2(PO4)2(OH)2(H2O)4·H2O	Be Al P O H	IMA2017-071a		Brazil	2017	Approved			Menezes L A D	Chaves M L S C	Cooper M A	Ball N A	Abdu Y A	Sharpe R	Day M C	Hawthorne F C (2019) Brandãoite	[BeAl_2_(PO_4_)_2_(OH)_2_(H_2_O)_4_](H_2_O)	a new Be-Al phosphate mineral from the João Firmino mine	Pomarolli farm region	Divino das Laranjeiras County	Minas Gerais State	Brazil: description and crystal structure. Mineralogical Magazine 83	261-267	triclinic	582
Brandholzite	MgSb5+2(OH)12·6H2O	MgSb2(OH)12·6H2O	Mg Sb O H	IMA1998-017		Germany	1998	Approved			Friedrich A	Wildner M	Tillmanns E	Merz P L (2000) Crystal chemistry of the new mineral brandholzite	Mg(H<sub>2</sub>O)<sub>6</sub>[Sb(OH)<sub>6</sub>]<sub>2</sub>	and of the synthetic analogues M<sup>2+</sup>(H<sub>2</sub>O)<sub>6</sub>[Sb(OH)<sub>6</sub>]<sub>2</sub> (M<sup>2+</sup> = Mg	Co)	American Mineralogist 85	593-599	hexagonal	27
Brandtite	Ca2Mn2+(As5+O4)2·2H2O	Ca2Mn2+(AsO4)2·2H2O	Ca Mn As O H		R070170	Sweden	1888	Grandfathered|Approved	Roselite	roselite	Nordenskiöld A E (1888) Presentation at the Royal Academy of Sciences	Stockholm	12 September	1888	Öfversigt af Kongliga Vetenskaps-Akademiens Förhandlingar 45	417-419	monoclinic	1898
Brannerite	U4+Ti4+2O6	UTi2O6	U Ti O		R060613 R080091	USA	1920	Approved	Brannerite		Hess F L	Wells R C (1920) Brannerite	a new uranium mineral	Journal of the Franklin Institute 189	225-237	monoclinic|amorphous	3074
Brannockite	KSn2(Li3Si12)O30	KSn2(Li3Si12)O30	K Sn Li Si O	IMA1972-029	R070278 R070410	USA	1972	Approved	Milarite	milarite	White J S	Arem J E	Nelen J A	Leavens P B	Thomssen R W (1973) Brannockite	a new tin mineral	The Mineralogical Record 4	73-76	hexagonal	359
Brass	CuZn	CuZn	Cu Zn
Brassite	Mg(As5+O3OH)·4H2O	Mg(AsO3OH)·4H2O	Mg As O H	IMA1973-047	R060042	Czech Republic	1973	Approved			Fontan F	Orliac M	Permingeat F	Pierrot R	Stahl R (1973) La brassite	MgHAsO<sub>4</sub>·4H<sub>2</sub>O	une nouvelle espèce minérale	Bulletin de la Société Française de Minéralogie et de Cristallographie 96	365-370	orthorhombic	2222.9
Braunerite	K2Ca(U6+O2)(C4+O3)3·6H2O	K2Ca(UO2)(CO3)3·6H2O	K Ca U O C H	IMA2015-123		Czech Republic	2016	Approved|Pending publication			Plášil	J.	Mereiter	K.	Kampf	A. R.	Hloušek	J.	Škoda	R.	Čejka	J.	Němec	I. and Ederová	J. (2016) Braunerite	IMA 2015-123. CNMNC Newsletter No. 31	June 2016	page 692; Mineralogical Magazine	80	691–697.	monoclinic	270
Braunite	Mn2+Mn3+6SiO12	Mn2+Mn3+6O8(SiO4)	Mn Si O		R050385 R050388 R050390 R090057	Germany / Italy	1828	Grandfathered|Approved	Braunite	braunite	Haidinger W (1828) Mineralogische Beschreibung der Manganerze IV. Brachytypes Manganerz	Braunit	Annalen der Physik und Chemie 14	197-211	tetragonal	2400
Brazilianite	NaAl3(PO4)2(OH)4	NaAl3(PO4)2(OH)4	Na Al P O H		R050126 R050319 R050504	Brazil	1945	Grandfathered|Approved			Pough F H	Henderson E P (1945) Brazilianite	a new phosphate mineral	American Mineralogist 30	572-582	monoclinic	1800
Brearleyite	Ca12Al14O32Cl2	Ca12Al14O32[[box]4Cl2]	Ca Al O Cl	IMA2010-062				Discredited	Mayenite		Ma C	Connolly H C	Beckett J R	Tschauner O	Rossman G R	Kampf A R	Zega T J	Sweeney Smith S A	Schrader D L (2011) Brearleyite	Ca<sub>12</sub>Al<sub>14</sub>O<sub>32</sub>Cl<sub>2</sub>	a new alteration mineral from the NWA 1934 meteorite	American Mineralogist 96	1199-1206
Discredited for being chlormayenite:
Williams P A	Hatert F	Pasero M	Mills S J (2014) IMA Commission on new minerals	nomenclature and classification (CNMNC) Newsletter 20. New minerals and nomenclature modifications approved in 2014. Mineralogical Magazine 78	549-558
Bredigite	Ca7Mg(SiO4)4	Ca7Mg(SiO4)4	Ca Mg Si O			United Kingdom	1948	Grandfathered|Approved			Tilley C E	Vincent H C G (1948) The occurrence of an orthorhombic high-temperature form of Ca<sub>2</sub>SiO<sub>4</sub> (bredigite) in the Scawt Hill contact-zone and as a constituent of slags	Mineralogical Magazine 28	255-271
Chemical formula changed from Ca_2_SiO_4_ to (Ca	Ba)Ca_13_Mg_2_(SiO_4_)_8_:
Moore P B	Araki T (1976) The crystal structure of bredigite and the genealogy of some alkaline earth orthosilicates	American Mineralogist 61	74-87
Chemical formula changed from (Ca	Ba)Ca_13_Mg_2_(SiO_4_)_8_ to Ca_7_Mg(SiO_4_)_4_:
Miyawaki R	Hatert F	Pasero M	Mills S J (2019) IMA Commission on New Minerals	Nomenclature and Classification (CNMNC) Newsletter 50. New minerals and nomenclature modifications approved in 2019. Mineralogical Magazine 83	615-620	orthorhombic	354
Breithauptite	NiSb	NiSb	Ni Sb		R060928	Germany	1845	Grandfathered|Approved	Nickeline	nickeline	Originally named antimonnickel:
Stromeyer F	Hausmann J F L (1833) Unter der Aufsicht der Gesellschaft der Wissenschaften. Göttingische Gelehrte Anzeigen 201	2001-2008
Renamed breithauptite:
Haidinger W (1845) Zweite Klasse: Geogenide. XIII. Ordnung. Kiese. I. Nickelkies. Breithauptit.	in Handbuch der Bestimmenden Mineralogie	Bei Braumüller and Seidel (Wien) 559-562	hexagonal	4000
Brendelite	(Bi	Pb)2(Fe3+	Fe2+)O2(OH)PO4	(Bi	Pb)2(Fe3+	Fe2+)O2(OH)(PO4)	Bi Pb Fe O H P	IMA1997-001	R130059	Germany	1997	Approved			Krause W	Bernhardt H J	McCammon C	Effenberger H (1998) Brendelite	(Bi	Pb)<sub>2</sub>Fe<sup>3+	2+</sup>O<sub>2</sub>(OH)(PO<sub>4</sub>)	a new mineral from Schneeberg	Germany: description and crystal structure	Mineralogy and Petrology 63	263-277	monoclinic	200
Brenkite	Ca2(CO3)F2	Ca2(CO3)F2	Ca C O F	IMA1977-036	R060247	Germany	1977	Approved			Hentschel G	Leufer U	Tillmans E (1978) Brenkite	a new calcium fluor-carbonate from Schellkopf	Eifel	Neues Jahrbuch für Mineralogie	Monatshefte 1978	325-329	orthorhombic	1774
Brewsterite-Ba	Ba(Al2Si6)O16·5H2O	Ba(Al2Si6)O16·5H2O	Ba Al Si O H		R070120	USA / Italy	1993	Approved		zeolite-brewsterite series	Robinson G W	Grice J D (1993) The barium analog of brewsterite from Harrisville	New York	The Canadian Mineralogist 31	687-690
Name defined:
Coombs D S	Alberti A	Armbruster T	Artioli G	Colella C	Galli E	Grice J D	Liebau F	Mandarino J A	Minato H	Nickel E H	Passaglia E	Peacor D R	Quartieri S	Rinaldi R	Ross M	Sheppard R A	Tillmanns E	Vezzalini G	(1997) Recommended nomenclature for zeolite minerals: report of the subcommittee on zeolites of the international mineralogical association	commission on new minerals and mineral names	The Canadian Mineralogist 35	1571-1606	monoclinic|triclinic	201
Brewsterite-Sr	Sr(Al2Si6)O16·5H2O	Sr(Al2Si6)O16·5H2O	Sr Al Si O H		R070227	United Kingdom	1822	Approved|Renamed		zeolite-brewsterite series	Brooke H J (1822) On the comptonite of Vesuvius	the brewsterite of Scotland	the stilbite and the heulandite	Edinburgh Philosophy Journal 6	112-115
Name changed from brewsterite:
Coombs D S	Alberti A	Armbruster T	Artioli G	Colella C	Galli E	Grice J D	Liebau F	Mandarino J A	Minato H	Nickel E H	Passaglia E	Peacor D R	Quartieri S	Rinaldi R	Ross M	Sheppard R A	Tillmanns E	Vezzalini G	(1997) Recommended nomenclature for zeolite minerals: report of the subcommittee on zeolites of the international mineralogical association	commission on new minerals and mineral names	The Canadian Mineralogist 35	1571-1606	monoclinic|triclinic
Breyite	Ca3Si3O9	Ca3Si3O9	Ca Si O	IMA2018-062		Brazil	2018	Approved|Pending publication			Brenker	F.	Nestola	F.	Brenker	L.	Peruzzo	L.	Secco	L. and Harris	J.W. (2018) Breyite	IMA 2018-062. CNMNC Newsletter No. 45	October 2018	page xxx; Mineralogical Magazine	82	xxx-xxx
Brezinaite	Cr2+Cr3+2S2-4	Cr3S4	Cr S	IMA1969-004	R070042	USA	1969	Approved		wilkmanite	Bunch T E	Fuchs L H (1969) A new mineral: brezinaite	Cr<sub>3</sub>S<sub>4</sub>	and the Tucson meteorite	American Mineralogist 54	1509-1518	monoclinic
Brianite	Na2CaMg(PO4)2	Na2CaMg(PO4)2	Na Ca Mg P O	IMA1966-030		USA	1966	Approved	Aphthitalite		Fuchs L H	Olsen E	Henderson E P (1967) On the occurrence of brianite and panethite	two new phosphate minerals from the Dayton meteorite	Geochimica et Cosmochimica Acta 31	1711-1719	monoclinic|orthorhombic
Brianroulstonite	Ca3B5O6(OH)7Cl2·8H2O	Ca3B5O6(OH)7Cl2·8H2O	Ca B O H Cl	IMA1996-009		Canada	1996	Approved			Grice J D	Gault R A	Van Velthuizen J (1997) Brianroulstonite: a new borate mineral with a sheet structure	The Canadian Mineralogist 35	751-758	monoclinic	359
Brianyoungite	Zn2+3CO3(OH)4	Zn3(CO3)(OH)4	Zn C O H	IMA1991-053	R060431	United Kingdom	1991	Approved			Livingstone A	Champness P E (1993) Brianyoungite	a new mineral related to hydrozincite	from the north of England orefield	Mineralogical Magazine 57	665-670	monoclinic	1861
Briartite	Cu1+2Fe2+Ge4+S2-4	Cu2FeGeS4	Cu Fe Ge S	IMA1965-018		Democratic Republic of the Congo	1965	Approved	Sphalerite	stannite	Francotte J	Moreau J	Ottenburgs R (1965) La briartite	Cu<sub>2</sub>(Fe	Zn)GeS<sub>4</sub>	une nouvelle espèce minérale	Bulletin de la Société Française de Minéralogie et de Cristallographie 88	432-437	tetragonal	765
Bridgmanite	MgSiO3	MgSiO3	Mg Si O	IMA2014-017		Australia (meteorite)	2014	Approved	Perovskite		Tschauner O	Ma C	Beckett J R	Prescher C	Prakapenka V B	Rossman G R (2014) Discovery of bridgmanite	the most abundant mineral in Earth	in a shocked meteorite. Science 346	1100-1102	orthorhombic
Brindleyite	(Ni2+	Al)3(Si	Al)2O5(OH)4	(Ni	Al)3(Si	Al)2O5(OH)4	Ni Al Si O H	IMA1975-009a		Greece	1975	Approved	Serpentine	kaolinite-serpentine-serpentine subgroup	Maksimovic Z	Bish D L (1978) Brindleyite	a nickel-rich aluminous serpentine mineral analogous to berthierine	American Mineralogist 63	484-489	tetragonal|monoclinic