Minerals starting with O

List

• O'danielite Na☐Zn2+Zn2+2(As5+O4)[As5+O3(OH)]2
• Oberthürite Rh3Ni32S32
• Oberwolfachite SrFe3+3(As5+O4)(S6+O4)(OH)6
• Oboniobite Mg4Nb5+2O9
• Obradovicite-KCu [K2(H2O)17Cu2+(H2O)6][Mo6+8As5+2Fe3+3O34(OH)3]
• Obradovicite-NaCu [Na2(H2O)17Cu2+(H2O)6][Mo6+8As5+2Fe3+3O34(OH)3]
• Odinite (Fe3+,Mg,Al,Fe2+)2.5(Si,Al)2O5(OH)4
• Odintsovite K2Na4Ca3Ti4+2Be4Si12O38
• Oenite Co3+(SbAs)3-
• Offretite KCaMg(Si13Al5)O36·15H2O
• Oftedalite K(ScCa)☐2Be3Si12O30
• Ogdensburgite Ca2Fe3+4Zn2+(As5+O4)4(OH)6·6H2O
• Ohmilite Sr3(Ti4+,Fe3+)(Si2O6)2(O,OH)·2H2O
• Ohtaniite Mg3(Si0.5☐0.5)Si2O8
• Ojuelaite Zn2+Fe3+2(As5+O4)2(OH)2·4H2O
• Okanoganite-(Y) (Y,REE,Ca,Na,Th4+)16(Fe3+,Ti4+)(Si,B,P)10(O,OH)38F10
• Okayamalite Ca2B2SiO7
• Okenite Ca10Si18O46·18H2O
• Okhotskite Ca2Mn2+Mn3+2(Si2O7)(SiO4)(OH)2·H2O
• Okruginite Cu2SnSe2-3
• Oldhamite CaS2-
• Oldsite-(K) K2Fe2+[(U6+O2)(S6+O4)2]2(H2O)8
• Olgite (Ba,Sr)(Na,Sr,REE)2Na(PO4)2
• Oligoclase Na0.9-0.7Ca0.1-0.3Al1.1-1.3Si2.9-2.7O8
• Olivenite Cu2+2As5+O4(OH)
• Olivine / Peridot (Mg,Fe)₂SiO₄
• Olmsteadite KFe2+2Nb5+O2(PO4)2·2H2O
• Olshanskyite Ca2[B3O3(OH)6]OH·3H2O
• Omariniite Cu1+8Fe3+2Zn2+Ge4+2S2-12
• Ominelite Fe2+Al3O2(BO3)(SiO4)
• Ondrušite CaCu2+4(As5+O4)2(As5+O3OH)2·10H2O
• Onoratoite Sb3+8O11Cl2
• Onyx SiO₂
• Opal SiO2·nH2O
• Ophirite Ca2Mg4Zn2+2Mn3+2(H2O)2(Fe3+W6+9O34)2·46H2O
• Orange Calcite CaCO₃
• Organovaite-Mn K2Mn2+Nb5+4(Si4O12)2O4·5-7H2O
• Orlovite KLi2Ti4+(Si4O10)(OF)
• Orpheite PbAl3(PO4)(SO4)(OH)6
• Orpiment As3+2S2-3
• Orschallite Ca3(S4+O3)2S6+O4·12H2O
• Orthobrannerite U4+U6+Ti4+4O12(OH)2
• Orthochamosite Fe2+5Al(Si,Al)O10(O,OH)8
• Orthoclase KAlSi3O8
• Orthocuproplatinum Pt3Cu
• Orthojoaquinite-(La) NaBa2Fe2+La2Ti4+2(SiO3)8O2(OH,O,F)·H2O
• Orthowalpurgite (U6+O2)Bi3+4O4(As5+O4)2·2H2O
• Osarizawaite Cu2+Pb2+Al2(S6+O4)2(OH)6
• Oscarkempffite Ag1+10Pb2+4(Sb3+17Bi3+9)S2-48
• Osmium Os
• Osumilite KFe2+2(Al5Si10)O30
• Oswaldpeetersite (U6+O2)2CO3(OH)2·4H2O
• Otjisumeite Pb2+Ge4O9
• Ottemannite Sn2+Sn4+S2-3
• Ottohahnite Na6(U6+O2)2(S6+O4)5(H2O)7·1.5H2O
• Ottoite Pb2+2Te6+O5
• Oulankaite Pd5Cu4SnTe2S2
• Oursinite Co2+(U6+O2)2(SiO3OH)2·6H2O
• Ovamboite Cu1+10Fe2+3W4+Ge4+3S2-16
• Owyheeite Ag1+3Pb2+10Sb3+11S2-28
• Oxammite (N3-H4)2(C2)6+O4·H2O
• Oxo-magnesio-hastingsite NaCa2(Mg2Fe3+3)(Si6Al2)O22O2
• Oxy-chromium-dravite NaCr3+3(Cr3+4Mg2)(Si6O18)(BO3)3(OH)3O
• Oxy-foitite ☐(Fe2+Al2)Al6(Si6O18)(BO3)3(OH)3O
• Oxy-vanadium-dravite NaV3+3(V3+4Mg2)(Si6O18)(BO3)3(OH)3O
• Oxybismutomicrolite (Bi3+1.33☐0.67)Ta5+2O6O
• Oxycalciopyrochlore Ca2Nb5+2O6O
• Oxykinoshitalite BaMg2Ti4+O2(Si2Al2)O10
• Oxystannomicrolite Sn2+2Ta5+2O6O
• Oxyuranobetafite (U,Ca,☐)2(Ti,Nb)2O6O
• Oxyvanite V3+2V4+O5
• Oxyyttrobetafite-(Y) Y2Ti4+2O6O
• Oyelite Ca5BSi4O13(OH)3·4H2O
• Ozerovaite Na2KAl3(As5+O4)4