鉱物

Khatyrkite

CuAl2

Khamrabaevite

TiC

Khrenovite

Na3Fe3+2(AsO4)3

Okruschite

Ca2Mn2+5Be4(AsO4)6(OH)4·6H2O

Oldhamite

CaS

Olekminskite

Sr2(CO3)2

Olenite

NaAl3Al6(Si6O18)(BO3)3O3(OH)

Olivenite

Cu2(AsO4)(OH)

Olkhonskite

Cr2Ti3O9

Pampaloite

AuSbTe

Panasqueiraite

CaMg(PO4)(OH)

Panethite

(Na,Ca,K)1-x(Mg,Fe2+,Mn)PO4

Panguite

(Ti,Al,Sc,Mg,Zr,Ca)1.8O3

Panichiite

(NH4)2SnCl6

Pansnerite

K3Na3Fe3+6(AsO4)8

Panunzite

K3Na(AlSiO4)4

Paqueite

Ca3TiSi2(Al,Ti,Si)3O14

Olmsteadite

KFe2+2NbO2(PO4)2·2H2O

Olsacherite

Pb2(Se6+O4)(SO4)

Kleinite

(Hg2N)(Cl,SO4)·nH2O

Olympite

LiNa5(PO4)2

Omariniite

Cu8Fe2ZnGe2S12

Ominelite

Fe2+Al3O2(BO3)(SiO4)

Ondrušite

CaCu4(AsO4)2(AsO3OH)2·10H2O

Oneillite

Na15Ca3Mn3Fe3Zr3Nb(Si25O73)(O,OH,H2O)3(OH,Cl)2

Onoratoite

Sb8O11Cl2

Oosterboschite

(Pd,Cu)7Se5

Orcelite

Ni5-xAs2 (x = 0.25)

Örebroite

Mn2+6(Sb5+Fe3+)(SiO4)2O6

Organovaite-Mn

K2MnNb4(Si4O12)2O4·5-7H2O

Organovaite-Zn

K2Zn(Nb,Ti)4(Si4O12)2(O,OH)4·6H2O

Kishonite

VH2

Kitagohaite

Pt7Cu

Orientite

Ca8Mn3+10(SiO4)3(Si3O10)3(OH)10·4H2O

Orlovite

KLi2Ti(Si4O10)(OF)

Orlymanite

Ca4Mn2+3Si8O20(OH)6·2H2O

Orthobrannerite

U4+U6+Ti4O12(OH)2

Orthojoaquinite-(Ce)

NaBa2Fe2+Ce2Ti2(SiO3)8O2(O,OH)·H2O

Orthojoaquinite-(La)

NaBa2Fe2+La2Ti2(SiO3)8O2(OH,O,F)·H2O

Orthominasragrite

V4+O(SO4)·5H2O

Orthopinakiolite

Mg2Mn3+O2(BO3)

Orthowalpurgite

(UO2)Bi4O4(AsO4)2·2H2O

Osumilite

KFe2(Al5Si10)O30

Oswaldpeetersite

(UO2)2(CO3)(OH)2·4H2O

Otjisumeite

PbGe4O9

Ottemannite

Sn2S3

Kodamaite

Na3(Ca5Na)Si16O36(OH)4F2·(14-x)H2O (x ~ 5)

Ottensite

Na3(Sb2O3)3(SbS3)·3H2O