Abelsonite Nickel Porphyrin
Ni++C31H32N4
Abenakiite-(Ce) IMA1991-054
Na26REE6(SiO3)6(PO4)6(CO3)6(S++++O2)O
Abernathyite K(UO2)(AsO4)·4(H2O)
Abhurite Sn3O(OH)2Cl2
Abswurmbachite Cu++Mn+++6SiO12
Acanthite Silver Glance
Ag2S
Acetamide Ethanamide
CO(CH3)(NH2)
Achavalite FeSe
Actinolite Byssolite
Hexagonite (Mn)
Mountain Leather
Nephrite Jade
Smaragdite - emerald green
Ca2(Mg,Fe++)5Si8O22(OH)2
Acuminite SrAlF4(OH)·(H2O)
Adamite Zn2(AsO4)(OH)
Adamsite-(Y) IMA1999-020
NaY(CO3)2·6H2O
Adelite CaMg(AsO4)(OH)
Admontite MgB6O10·7(H2O)
Aegirine Acmite
NaFe+++Si2O6
Aegirine-augite (Ca,Na)(Mg,Fe++,Fe+++)[Si2O6]
Aenigmatite Cossyrite
Na2Fe++5TiSi6O20
Aerinite (Ca,Na)4Mg3(Fe+++,Fe++,Al)3[(Si,Al)O42](OH)6·n(H2O) (n~11.3)
Aerugite ([ ],Ni)9(AsO4)2(AsO6) (?)
Aeschynite-(Ce) Eschynite
(Ce,Ca,Fe)(Ti,Nb)2(O,OH)6
Aeschynite-(Nd) Eschynite
(Nd,Ce)(Ti,Nb)2(O,OH)6
Aeschynite-(Y) Eschynite
(Y,Ca,Fe)(Ti,Nb)2(O,OH)6
Afghanite (Na,Ca,K)8(Si,Al)12O24(SO4,Cl,CO3)3·(H2O)
Afwillite Ca3Si2O4(OH)6
Agardite-(Ca) CaCu6(AsO4)3(OH)6·3(H2O)
Agardite-(Ce) (Ce,Ca)Cu6(AsO4)3(OH)6·3(H2O)
Agardite-(Dy) (Dy,La,Ca)Cu6(AsO4)3(OH)6·3(H2O)
Agardite-(La) (La,Ca)Cu6(AsO4)3(OH)6·3(H2O)
Agardite-(Nd) (Nd,La,Ce,Ca)Cu6(AsO4)3(OH)6·3(H2O)
Agardite-(Y) (Y,Ca)Cu6(AsO4)3(OH)6·3(H2O)
Agrellite NaCa2Si4O10F
Agrinierite (K2,Ca,Sr)U3O10·4(H2O)
Aguilarite Ag4SeS
Aheylite (Fe++,Zn)Al6(PO4)4(OH)8·4(H2O)
Ahlfeldite (Ni,Co)SeO3·2(H2O)
Aikinite PbCuBiS3
Ajoite (K,Na)Cu7AlSi9O24(OH)6·3(H2O)
Akaganeite Fe+++(O,OH,Cl)
Akatoreite (Mn++,Fe++)Al2Si8O24(OH)8
Akdalaite 4Al2O3)4·(H2O)
Akermanite Ca2MgSi2O7
Akhtenskite Mn++++O2
Akimotoite IMA1997-044
(Mg,Fe)SiO3
Akrochordite Mn4Mg(AsO4)2(OH)4·4(H2O)
Aksaite MgB6O7(OH)6·2(H2O)
Aktashite Cu6Hg3As4S12
Alabandite Manganblende
MnS
Alacranite As4S4
Alamosite PbSiO3
Alarsite IMA1993-003
AlAsO4
Albite Ab100
An0
Clevelandite
NaAlSi3O8
Albrechtschraufite Ca4Mg(UO2)2(CO3)6F2·17(H2O)
Aldermanite Mg5Al12(PO4)8(OH)22·32(H2O)
Aldzhanite CaMgB2O4Cl·7(H2O) (?)
Aleksite PbBi2Te2S2 (?)
Alforsite Ba5(PO4)3Cl
Algodonite Whitneyite
Cu6As
Aliettite [Mg3Si4O10(OH)2](Ca0.5,Na)0.33(Al,Mg,Fe++)2-3(Si,Al)4O10(OH)2·n(H2O)
Allabogdanite IMA2000-038
(Fe,Ni)2P
Allactite Mn7(AsO4)2(OH)8
Allanite-(Ce) Orthite
(Ce,Ca,Y)2(Al,Fe+++)3(SiO4)3(OH)
Allanite-(La) Orthite
Ca(La,Ce)(Fe++,Mn++)(Al,Fe+++)2(SiO4)(Si2O7)O(OH)
Allanite-(Y) Orthite
(Y,Ce,Ca)2(Al,Fe+++)3(SiO4)3(OH)
Allargentum Ag1-xSbx(x=0.009-0.16)
Alleghanyite Mn5(SiO4)2(OH)2
Alloclasite (Co,Fe)AsS
Allophane Schrotterite
Protoallophane
Al2O3·(SiO2)1·3-2·((H2O))2·5-3
Alluaivite Na19(Ca,Mn++)6(Ti,Nb)3(Si3O9)2(Si10O28)2Cl·2(H2O)
Alluaudite Huhnerkobelite
NaCaFe++(Mn,Fe++,Fe+++,Mg)2(PO4)3
Almandine Almandite
Fe++3Al2(SiO4)3
Almbosite Fe++5Fe+++4V+++++4Si3O27
Alstonite BaCa(CO3)2
Altaite PbTe
Althausite Mg2(PO4)(OH,F,O)
Althupite ThAl(UO2)7(PO4)4(OH)5·15(H2O)
Altisite IMA1993-055
Na3K6Ti2Al2Si8O26Cl3
Aluminite Websterite
Al2(SO4)(OH)4·7(H2O)
Alumino-tschermakite Tschermakite
Ca2(Mg,Fe++)3Al2(Si7Al)O22(OH)2
Alumino-winchite Winchite
NaCa(Mg,Fe++)4AlSi8O22(OH)2
Aluminobarroisite [ ]CaNaMg3Al2(Si7Al)O22(OH)2
Aluminoceladonite Leucophyllite (Starkl 1883)
KAl(Mg,Fe++)[ ]Si4O10(OH)2
Aluminocopiapite Al2/3Fe+++4(SO4)6O(OH)2·20(H2O)
Aluminoferrobarroisite [ ]CaNa(Fe2+)3Al2(Si7Al)O22(OH)2
Aluminoferrotschermakite [ ]Ca2(Fe2+)3Al2(Si6Al2)O22(OH)2
Aluminomagnesiotaramite NaCaNaMg3Al2[Si6Al2O22](OH)2
Aluminum Aluminium
Al
Alumohydrocalcite CaAl2(CO3)2(OH)4·3(H2O)
Alumoklyuchevskite IMA1993-004
K3Cu3AlO2(SO4)4
Alumopharmacosiderite KAl4(AsO4)3(OH)4·6·5(H2O)
Alumotantite AlTaO4
Alumotungstite (W,Al)(O,OH)3 (?)
Alunite Aluminilite
KAl3(SO4)2(OH)6
Alunogen Aluminum Sulfate
Doughtyite
Keramohalite
Al2(SO4)3·17(H2O)
Alvanite (Zn,Ni)Al4(VO3)2(OH)12·2(H2O)
Amakinite (Fe++,Mg)(OH)2
Amalgam Kongsbergite
Silver amalgam (Hg)
Ag2Hg3
Amarantite Fe+++(SO4)(OH)·3(H2O)
Amarillite NaFe+++(SO4)2·6(H2O)
Amber Bernstein
Xyloretinite-C10H17O
Resin
Succinite
[C,H,O]
Amblygonite (Li,Na)Al(PO4)(F,OH)
Ameghinite NaB3O3(OH)4
Amesite Mg2Al(SiAl)O5(OH)4
Amicite K2Na2Al4Si4O16·5(H2O)
Aminoffite Ca3Be2Si3O10(OH)2
Ammonioalunite (NH4)Al3(SO4)2(OH)6
Ammonioborite (NH4)2B10O16·5(H2O)
Ammoniojarosite (NH4)Fe+++3(SO4)2(OH)6
Ammonioleucite (NH4,K)AlSi2O6
Amstallite CaAl(Si,Al)4O8(OH)4·((H2O),Cl)
Analcime Analcidite
Analcite
Analzim
NaAlSi2O6·(H2O)
Anandite (Ba,K)(Fe++,Mg)3(Si,Al,Fe)4O10(S,OH)2
Anapaite Ca2Fe++(PO4)2·4(H2O)
Anatase Octahedrite
TiO2
Ancylite-(Ce) SrCe(CO3)2(OH)·(H2O)
Ancylite-(La) IMA1995-053
Sr(La,Ce)(CO3)2(OH)·(H2O)
Andalusite Chiastolite
Al2SiO5 = Al[6]Al[5]OSiO4
Andersonite Na2Ca(UO2)(CO3)3·6(H2O)
Andesine An40
Ab60
(Na,Ca)(Si,Al)4O8
Andorite PbAgSb3S6
Andradite Demantoid - green
Topazolite - yellow
Melanite - black
Ca3Fe+++2(SiO4)3
Andremeyerite BaFe(Fe++,Mn,Mg)Si2O7
Androsite-(La) (Mn,Ca)(La,Ce,Ca,Nd)AlMn+++Mn++(SiO4)(Si2O7)O(OH)
Anduoite (Ru,Os)As2
Andyrobertsite IMA1997-023
KCdCu5(AsO4)4[As(OH)2O2]-2(H2O)
Angelellite Fe+++4(AsO4)2O3
Anglesite Lead Spar
Lead Vitrol
PbSO4
Anhydrite Calcium Sulfate
CaSO4
Anilite Cu7S4
Ankangite Ba(Ti,V+++,Cr+++)8O16
Ankerite Brown Spar
Ca(Fe++,Mg,Mn)(CO3)2
Annabergite Nickel Bloom
Ni3(AsO4)2·8(H2O)
Annite KFe++3AlSi3O10(OH,F)2
Anorthite An100
Indianite
Ab0
CaAl2Si2O8
Anorthoclase Soda Microcline
(Na,K)AlSi3O8
Antarcticite CaCl2·6(H2O)
Anthoinite AlWO3(OH)3
Anthonyite Cu(OH,Cl)2·3(H2O)
Anthophyllite [ ]Mg7Si8O22(OH)2
Antigorite Jenkinsite
Williamsite
Picrosmine
Bowenite
Picrolite
(Mg,Fe++)3Si2O5(OH)4
Antimonpearceite (Ag,Cu)16(Sb,As)2S11
Antimonselite Sb2Se3
Antimony Sb
Antitaenite gamma-Fe3Ni
Antlerite Cu3(SO4)(OH)4
Anyuiite Au(Pb,Sb)2
Apachite Cu9Si10O29·11(H2O)
Apatite Davisonite-mixture with crandallite
Dennisonite-mixture with crandallite
Ca5(PO4)3(OH,F,Cl)
Aphthitalite Vesuvian Salt
Glaserite
Aphthalose
(K,Na)3Na(SO4)2
Apjohnite MnAl2(SO4)4·22(H2O)
Aplowite (Co,Mn,Ni)SO4·4(H2O)
Apophyllite KCa4(Si4O10)2F·8(H2O)
Apuanite Fe++Fe+++4Sb+++4O12S
Aragonite Nicolsonite (Zn)
Tarnowitzite (Pb)
CaCO3
Arakiite IMA1998-062
(Zn,Mn++)(Mn++,Mg)12(Fe+++,Al)2(AsO3)(AsO4)2(OH)23
Aramayoite Ag3Sb2(Sb,Bi)S6
Aravaipaite Pb3AlF9·(H2O)
Arcanite Ammonian arcanite
Taylorite
K2SO4
Archerite (K,NH4)H2PO4
Arctite Na2Ca4(PO4)3F
Arcubisite Ag6CuBiS4
Ardaite Pb19Sb13S35Cl7
Ardealite Ca2(SO4)(HPO4)·4(H2O)
Ardennite Dewalquite
(Mn++,Ca,Mg)4(Al,Mg,Fe)6(SiO4)2(Si3O10)(AsO4,VO4)(OH)6
Arfvedsonite NaNa2(Fe++4Fe+++)Si8O22(OH)2
Argentite Silver Glance
Ag2S
Argentojarosite AgFe+++3(SO4)2(OH)6
Argentopentlandite Ag(Fe,Ni)8S8
Argentopyrite AgFe2S3
Argentotennantite (Ag,Cu)10(Zn,Fe)2(As,Sb)4S13
Argutite GeO2
Argyrodite Ag8GeS6
Arhbarite Cu2(AsO4)(OH)·6(H2O)
Aristarainite Na2MgB12O20·8(H2O)
Armalcolite Kennedyite-Discredited IMA 1988
(Mg,Fe++)Ti2O5
Armangite Mn26As+++18O50(OH)4(CO3)
Armenite Calciocelsian
BaCa2Al6Si9O30·2(H2O)
Armstrongite CaZrSi6O15·3(H2O)
Arnhemite (K,Na)4Mg2(P2O7)·5(H2O)
Arrojadite KNa4CaMn++4Fe++10Al(PO4)12(OH,F)2
Arsenbrackebuschite Pb2(Fe++,Zn)(AsO4)2·(H2O)
Arsendescloizite PbZn(AsO4)(OH)
Arsenic As
Arseniopleite NaCaMn++3(AsO4)3
Arseniosiderite Ca2Fe+++3(AsO4)3O2·3(H2O)
Arsenobismite Bi2(AsO4)(OH)3
Arsenoclasite Mn5(AsO4)2(OH)4
Arsenocrandallite (Ca,Sr)Al3[(As,P)O4]2(OH)5·(H2O)
Arsenoflorencite-(Ce) (Ce,La)Al3(AsO4)2(OH)6
Arsenoflorencite-(La) (La,Sr)Al3(AsO4,SO4,PO4)2(OH)6
Arsenoflorencite-(Nd) (Nd,La,Ce,Ba)(Al,Fe+++)3(AsO4,PO4)2(OH)6
Arsenogorceixite BaAl3AsO3(OH)(AsO4,PO4)(OH,F)6
Arsenogoyazite Weilerite
(Sr,Ca,Ba)Al3(AsO4,PO4)2(OH,F)5·(H2O)
Arsenohauchecornite Ni18Bi3AsS16
Arsenolamprite As
Arsenolite As2O3
Arsenopalladinite Pd8(As,Sb)3
Arsenopyrite Arsenical pyrite
Mispickel
Bismuthian Arsenopyrite
Cobaltian Arsenopyrite
FeAsS
Arsenosulvanite Cu3(As,V)S4
Arsenowaylandite BiAl3(AsO4)2(OH)6
Arsenpolybasite (Ag,Cu)16(As,Sb)2S11
Arsentsumebite Pb2Cu(AsO4)(SO4)(OH)
Arsenuranospathite HAl(UO2)4(AsO4)4·40(H2O)
Arsenuranylite Ca(UO2)4(AsO4)2(OH)4·6(H2O)
Arthurite CuFe+++2(AsO4,PO4,SO4)2(O,OH)2·4(H2O)
Artinite Cuproartinite-Cu
Mg2(CO3)(OH)2·3(H2O)
Artroeite IMA1993-031
PbAlF3(OH)2
Arupite (Ni,Fe++)3(PO4)2·8(H2O)
Arzakite Hg3S2(Br,Cl)2
Arzrunite Cu4Pb2SO4(OH)4Cl6·2(H2O)
Asbecasite Ca3(Ti,Sn)As+++6Si2Be2O20
Asbolane Colbaltian wad
(Co,Ni)1-y(Mn++++O2)2-x(OH)2-2y+2x·n(H2O)
Aschamalmite Beegerite
Pb6Bi2S9
Ashanite Discredited
(Nb,Ta,U,Fe,Mn)4O8
Ashburtonite HPb4Cu++4Si4O12(HCO3)4(OH)4Cl
Ashcroftine-(Ce) K5Na5(Ce,Ca)12Si28O70(OH)2(CO3)8·8(H2O)
Ashcroftine-(Y) K5Na5(Y,Ca)12Si28O70(OH)2(CO3)8·8(H2O)
Ashoverite Zn(OH)2
Asisite Pb7SiO8Cl2
Aspidolite Sodiumphlogopite
Natriumphlogopite
NaMg3AlSi3O10(OH)2
Asselbornite (Pb,Ba)(UO2)6(BiO)4(AsO4)2(OH)12·3(H2O)
Astrocyanite-(Ce) Cu+2(Ce,Nd,La,Pr,Sm,Ca,Y)2(UO2)(CO3)5(OH)2·3(H2O)
Astrophyllite K2Na(Fe++,Mn,Mg,[ ])7[Ti2(Si4O12)203](OH.F)4
Atacamite Paratacamite
Cu2Cl(OH)3
Atelestite Bi8(AsO4)3(OH)5O5
Athabascaite Cu5Se4
Atheneite (Pd,Hg)3As
Atlasovite Cu6Fe+++Bi+++O4(SO4)5·KCl
Atokite (Pd,Pt)3Sn
Attakolite Attacolite
(Ca,Sr)Mn++(Al,Fe+++)4[(Si,P)O4]H(PO4)3(OH)4
Aubertite CuAl(SO4)2Cl·14(H2O)
Augelite Al2(PO4)(OH)3
Augite Fassaite
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6
Aurichalcite (Zn,Cu)5(CO3)2(OH)6
Auricupride Cu3Au
Auroantimonate AuSbO3
Aurorite (Mn,Ag,Ca)Mn++++3O7·3(H2O)
Aurostibite AuSb2
Austinite CaZn(AsO4)(OH)
Autunite Lime Uranite
Ca(UO2)2(PO4)2·10-12(H2O)
Averievite IMA1995-027
Cu5(VO4)2O2·CuCl2
Avicennite Tl2O3
Avogadrite (K,Cs)BF4
Awaruite Souesite
Bobrovskite
Josephinite
Ni2Fe to Ni3Fe
Azoproite (Mg,Fe++)2(Fe+++,Ti,Mg)BO5
Azurite Chessylite
Cu3(CO3)2(OH)2