| abelsonite | C31H32N4Ni |
| abenakiite-(Ce) | Na26(Ce,Nd,La,Pr,Th)6(SiO3)6(PO4)6(CO3)6(SO2)O |
| abernathyite | K2(UO2)2(AsO4)2·8H2O |
| abhurite | Sn21Cl16(OH)14O6 |
| absite | brannerite |
| abswurmbachite | CuMnSiO12 |
| acanthite | Ag2S |
| acetamide | CH3CONH2 |
| achavalite | FeSe |
| achtaragdite | pseudomorph |
| acmite | aegirine |
| actinolite | Ca2(Mg,Fe)5Si8O22(OH)2 |
| acuminite | SrAlF4(OH)·H2O |
| adamite | Zn2AsO4(OH) |
| adamite group | |
| adelite | CaMgAsO4(OH) |
| adelite group | |
| admontite | MgB6O10·7H2O |
| adularia | orthoclase |
| adventurine | quartz |
| aegirine | NaFeSi2O6 |
| aenigmatite | Na2Fe5TiSi6O20 |
| aenigmatite group | |
| aerinite | Ca4(Al,Fe3+,Mg,Fe2+)10Si12O35(OH)12CO3·12H2O |
| aerugite | Ni17As6O32 |
| aeschynite-(Ce) | (Ce,Ca,Fe,Th)(Ti,Nb)2(O,OH)6 |
| aeschynite-(Nd) | (Nd,Ca,Fe,Th)(Ti,Nb)2(O,OH)6 |
| aeschynite-(Y) | (Y,Ca,Fe,Th)(Ti,Nb)2(O,OH)6 |
| afghanite | (Na,Ca,K)8(Si,Al)12O24(SO4,Cl,CO3)3·H2O |
| afwillite | Ca3Si2O4(OH)6 |
| agardite | general term |
| agardite-(Ce) | (Ce,Ca)Cu6(AsO4)3(OH)6·3H2O |
| agardite-(La) | (La,Ca)Cu6(AsO4)3(OH)6·3H2O |
| agardite-(Nd) | (Nd,Ca)Cu6(AsO4)3(OH)6·3H2O |
| agardite-(Y) | (Y,Ca)Cu6(AsO4)3(OH)6·3H2O |
| agate | quartz |
| agrellite | NaCa2Si4O10F |
| agrinierite | (K2,Ca,Sr)U3O10·4H2O |
| aguilarite | Ag4SeS |
| aheylite | (Fe,Zn)Al6(PO4)4(OH)8·4H2O |
| ahlfeldite | NiSeO3·2H2O |
| aidyrlite | NiAl2O4·nH2O |
| aikinite | PbCuBiS3 |
| ajoite | (K,Na)Cu7AlSi9O24(OH)6·3H2O |
| akaganeite | FeO(OH,Cl) |
| akatoreite | Mn9Al2Si8O24(OH)8 |
| akdalaite | 4Al2O3·H2O |
| akermanite | Ca2MgSi2O7 |
| akhtenskite | MnO2 |
| akrochordite | (Mn,Mg)5(AsO4)2(OH)4·4H2O |
| aksaite | MgB6O7(OH)6·2H2O |
| aktashite | Cu6Hg3As4S12 |
| alabandite | MnS |
| alacranite | As8S9 |
| alamosite | PbSiO3 |
| alarsite | AlAsO4 |
| alaskaite | mixture: aikinite, matildite |
| albite | NaAlSi3O8 |
| albrechtschraufite | Ca4Mg(UO2)2(CO3)6F2·17H2O |
| aldermanite | Mg5Al12(PO4)8(OH)22·32H2O |
| aleksite | PbBi2Te2S2 |
| alexandrite | chrysoberyl |
| alforsite | Ba5(PO4)3Cl |
| algodonite | Cu6As |
| aliettite | 1:1 regularly interlayered talc and smectite |
| allactite | Mn7(AsO4)2(OH)8 |
| allanite-(Ce) | (Ce,Ca,Y)2(Al,Fe)3(SiO4)3OH |
| allanite-(La) | (La,Ce,Ca)2(Al,Fe2+,Fe3+)3(SiO4)3OH |
| allanite-(Y) | (Y,Ce,Ca)2(Al,Fe)3(SiO4)3OH |
| allargentum | Ag1-XSbX |
| alleghanyite | Mn5(SiO4)2(OH)2 |
| allemontite | mixture: stibarsen, arsenic or antimony |
| allevardite | rectorite |
| alloclasite | (Co,Fe)AsS |
| allophane | hydrous aluminosilicate |
| alluaivite | Na19(Ca,Mn)6(Ti,Nb)3Si26O74Cl·2H2O |
| alluaudite | NaCaFe(Mn,Fe2+,Fe3+,Mg)2(PO4)3 |
| alluaudite group | |
| almandine | Fe3Al2(SiO4)3 |
| alstonite | BaCa(CO3)2 |
| altaite | PbTe |
| althausite | Mg2PO4(OH,F,O) |
| althupite | ThAl(UO2)7(PO4)4O2(OH)5·15H2O |
| altisite | Na3K6Ti2Al2Si8O26Cl3 |
| altmarkite | HgPb2 |
| aluminite | Al2SO4(OH)4·7H2O |
| aluminoceladonite | KAl(Mg,Fe)Si4O10(OH)2 |
| aluminocopiapite | Al2/3Fe4(SO4)6(OH)2·20H2O |
| alumino-ferrotschermakite | Ca2Fe3Al2Si6Al2O22(OH)2 |
| aluminotschermakite | Ca2Mg3Al2Si6Al2O22(OH)2 |
| aluminum | Al |
| alumohydrocalcite | CaAl2(CO3)2(OH)4·3H2O |
| alumoklyuchevskite | K3Cu3AlO2(SO4)4 |
| alumopharmacosiderite | KAl4(AsO4)3(OH)4·6.5H2O |
| alumotantite | AlTaO4 |
| alumotungstite | (W,Al)(O,OH)3 |
| alunite | K2Al6(SO4)4(OH)12 |
| alunite group | |
| alunogen | Al2(SO4)3·17H2O |
| alvanite | (Zn,Ni)Al4(VO3)2(OH)12·2H2O |
| alvite | zircon |
| amakinite | (Fe,Mg)(OH)2 |
| amarantite | FeSO4(OH)·3H2O |
| amarillite | NaFe(SO4)2·6H2O |
| amazonite | microcline |
| amblygonite | (Li,Na)AlPO4(F,OH) |
| amblygonite group | |
| ameghinite | NaB3O3(OH)4 |
| amesite | Mg2Al(SiAl)O5(OH)4 |
| amethyst | quartz |
| amianthus | chrysotile |
| amicite | K4Na4Al8Si8O32·10H2O |
| aminoffite | Ca2(Be,Al)Si2O7OH·H2O |
| ammonioalunite | (NH4)2Al6(SO4)4(OH)12 |
| ammonioborite | (NH4)2B10O16·5H2O |
| ammoniojarosite | NH4Fe3(SO4)2(OH)6 |
| ammonioleucite | NH4AlSi2O6 |
| amosite | ferrogedrite |
| amphibole group | |
| amstallite | CaAl(Si,Al)4O8(OH)4·(H2O,Cl) |
| analcime | NaAlSi2O6·H2O |
| anandite | BaFe3FeSi3O10S(OH) |
| anapaite | Ca2Fe(PO4)2·4H2O |
| anatase | TiO2 |
| anauxite | kaolinite |
| ancylite-(Ce) | SrCe(CO3)2(OH)·H2O |
| ancylite-(La) | SrLa(CO3)2(OH)·H2O |
| andalusite | Al2SiO5 |
| andersonite | Na2Ca(UO2)(CO3)3·6H2O |
| andesine | (Na,Ca)(Al,Si)4O8 |
| andorite | PbAgSb3S6 |
| andradite | Ca3Fe2(SiO4)3 |
| andremeyerite | BaFe2Si2O7 |
| andrewsite | mixture: hentschelite, rockbridgeite, chalcosiderite |
| androsite-(La) | (Mn,Ca)(La,Ce,Ca)(Al,Mn3+,Mn2+)3Si3O12OH |
| anduoite | (Ru,Os)As2 |
| andyrobertsite | (Cd,Ca,Mn)KCu5(AsO4)4[AsO2(OH)2]·2H2O |
| angelellite | Fe4(AsO4)2O3 |
| anglesite | PbSO4 |
| anhydrite | CaSO4 |
| anhydrokainite | KMgClSO4 |
| anilite | Cu7S4 |
| ankangite | Ba(Ti,V,Cr)8O16 |
| ankerite | CaFe(CO3)2 |
| annabergite | Ni3(AsO4)2·8H2O |
| annite | KFe3AlSi3O10(OH)2 |
| anorthite | CaAl2Si2O8 |
| anorthoclase | (Na,K)AlSi3O8 |
| antarcticite | CaCl2·6H2O |
| anthoinite | WAl(O,OH)3 |
| anthonyite | Cu(OH,Cl)2·3H2O |
| anthophyllite | Mg7Si8O22(OH)2 |
| antigorite | (Mg,Fe)3Si2O5(OH)4 |
| antimonpearceite | (Ag,Cu)16(Sb,As)2S11 |
| antimonselite | Sb2Se3 |
| antimony | Sb |
| antlerite | Cu3SO4(OH)4 |
| antozonite | fluorite |
| anyuiite | AuPb2 |
| apachite | Cu9Si10O29·11H2O |
| apatite | general term |
| apatite group | |
| aphthitalite | (K,Na)3Na(SO4)2 |
| apjohnite | MnAl2(SO4)4·22H2O |
| aplowite | (Co,Mn,Ni)SO4·4H2O |
| apophyllite | general term |
| apophyllite group | |
| apuanite | FeFe4Sb4O12S |
| aquamarine | beryl |
| aragonite | CaCO3 |
| aragonite group | |
| aramayoite | Ag(Sb,Bi)S2 |
| aravaipaite | Pb3AlF9·H2O |
| arcanite | K2SO4 |
| archerite | (K,NH4)H2PO4 |
| arctite | Na2Ca4(PO4)3F |
| arcubisite | Ag6CuBiS4 |
| ardaite | Pb20Sb12S34Cl8 |
| ardealite | Ca2SO4HPO4·4H2O |
| ardennite | Mn4(Al,Mg)6(SiO4)2(Si3O10)[(As,V)O4](OH)6 |
| arduinite | mordenite |
| arfvedsonite | NaNa2Fe4FeSi8O22(OH)2 |
| argentite | Ag2S |
| argentojarosite | Ag2Fe6(SO4)4(OH)12 |
| argentopentlandite | Ag(Fe,Ni)8S8 |
| argentopyrite | AgFe2S3 |
| argentotennantite | (Ag,Cu)10(Zn,Fe)2(As,Sb)4S13 |
| argutite | GeO2 |
| argyrodite | Ag8GeS6 |
| arhbarite | Cu2AsO4OH·6H2O |
| aristarainite | Na2MgB12O20·8H2O |
| arizonite | pseudorutile |
| armalcolite | (Mg,Fe)Ti2O5 |
| armangite | Mn26As18CO3O50(OH)4 |
| armenite | BaCa2Al6Si9O30·2H2O |
| armstrongite | CaZrSi6O15·2.5H2O |
| arnimite | antlerite |
| arrojadite | KNa4CaMn4Fe10Al(PO4)12(OH,F)2 |
| arsenbrackebuschite | Pb2(Fe,Zn)(AsO4)2·H2O |
| arsendescloizite | PbZnAsO4OH |
| arsenic | As |
| arsenic group | |
| arseniopleite | NaCaMn(Mn,Mg)2(AsO4)3 |
| arseniosiderite | Ca2Fe3(AsO4)3O2·3H2O |
| arseniosiderite group | |
| arsenobismite | Bi2AsO4(OH)3 |
| arsenoclasite | Mn5(AsO4)2(OH)4 |
| arsenocrandallite | (Ca,Sr)Al3[(As,P)O4)]2(OH)5·H2O |
| arsenoflorencite-(Ce) | CeAl3(AsO4)2(OH)6 |
| arsenoflorencite-(La) | LaAl3(AsO4)2(OH)6 |
| arsenoflorencite-(Nd) | NdAl3(AsO4)2(OH)6 |
| arsenogorceixite | HBaAl3(AsO4)2(OH)6 |
| arsenogoyazite | (Sr,Ca,Ba)Al3(AsO4,PO4)2(OH,F)5·H2O |
| arsenohauchecornite | Ni9BiAsS8 |
| arsenolamprite | As |
| arsenolite | As2O3 |
| arsenopalladinite | Pd8(As,Sb)3 |
| arsenopyrite | FeAsS |
| arsenopyrite group | |
| arsenosulvanite | Cu3(As,V)S4 |
| arsenpolybasite | (Ag,Cu)16(As,Sb)2S11 |
| arsentsumebite | Pb2CuAsO4SO4OH |
| arsenuranospathite | HAl(UO2)4(AsO4)4·40H2O |
| arsenuranylite | Ca(UO2)4(AsO4)2(OH)4·6H2O |
| arthurite | CuFe2(AsO4,PO4,SO4)2(O,OH)2·4H2O |
| arthurite group | |
| artinite | Mg2CO3(OH)2·3H2O |
| artroeite | PbAlF3(OH)2 |
| arupite | Ni3(PO4)2·8H2O |
| arzakite | Hg3S2(Br,Cl)2 |
| arzrunite | Cu4Pb2SO4(OH)4Cl6·2H2O |
| asbecasite | Ca3(Ti,Sn)As6Si2Be2O20 |
| asbestos | general term |
| asbolan | (Co,Ni)1-y(MnO2)2-x(OH)2-2y+2x·nH2O |
| aschamalmite | Pb6Bi2S9 |
| ascharite | szaibelyite |
| ashanite | (Nb,Ta,U,Fe,Mn)4O8 |
| ashburtonite | HPb4Cu4Si4O12(HCO3)4(OH)9Cl |
| ashcroftine-(Y) | K5Na5(Y,Ca)12Si28O70(OH)2(CO3)8·8H2O |
| ashoverite | Zn(OH)2 |
| asisite | Pb7SiO8Cl2 |
| aspidolite | NaMg3AlSi3O10(OH)2 |
| asselbornite | (Pb,Ba)(UO2)6(BiO4)4(AsO4)2(OH)12·3H2O |
| astrakhanite | bloedite |
| astrocyanite-(Ce) | Cu2(Ce,Nd,La)2(UO2)(CO3)5(OH)2·1.5H2O |
| astrophyllite | (K,Na)3(Fe,Mn)7Ti2Si8O24(O,OH)7 |
| astrophyllite group | |
| atacamite | Cu2Cl(OH)3 |
| atelestite | Bi2AsO4O(OH) |
| athabascaite | Cu5Se4 |
| atheneite | (Pd,Hg)3As |
| atlasovite | Cu6FeBiO4(SO4)5·KCl |
| atokite | (Pd,Pt)3Sn |
| atopite | romeite |
| attakolite | (Ca,Sr)Mn(Al,Fe)4(Si,P)O4H(PO4)3(OH)4 |
| aubertite | CuAl(SO4)2Cl·14H2O |
| augelite | Al2PO4(OH)3 |
| augite | (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6 |
| aurichalcite | (Zn,Cu)5(CO3)2(OH)6 |
| auricupride | Cu3Au |
| aurorite | (Mn,Ag,Ca)Mn3O7·3H2O |
| aurostibite | AuSb2 |
| austinite | CaZnAsO4(OH) |
| autunite | Ca(UO2)2(PO4)2·10-12H2O |
| autunite group | |
| averievite | Cu5(VO4)2O2·n(Cs,Rb,K)Cl |
| avicennite | Tl2O3 |
| avogadrite | (K,Cs)BF4 |
| awaruite | Ni3Fe |
| axinite group | |
| azoproite | (Mg,Fe)2(Fe,Ti,Mg)BO5 |
| azurite | Cu3(CO3)2(OH)2 |