Beginning with Y.
- YafsoaniteCa3Te6+2(ZnO4)3Mineraloxide
- YagiiteNaMg2(AlMg2Si12)O30Mineralsilicate
- Yakhontovite(Ca,Na,K)0.2(Cu,Fe,Mg)2Si4O10(OH)2 · 3H2OMineralsilicate
- Yakovenchukite-(Y)K3NaCaY2Si12O30 · 4H2OMineralsilicate
- YakubovichiteCaNi2Fe3+(PO4)3Mineralphosphate
- YamhamelachiteKCrP2O7Mineralphosphate
- YancowinnaitePbCuAl(AsO4)2OH · H2OMineralphosphate
- YangitePbMnSi3O8 · H2OMineralsilicate
- YangzhumingiteKMg2.5Si4O10F2Mineralsilicate
- YanomamiteIn(AsO4) · 2H2OMineralphosphate
- Yarlongite(Cr4Fe4Ni)C4Mineralnative
- YaroshevskiteCu9O2(VO4)4Cl2Mineralphosphate
- YaroslaviteCa3Al2F10(OH)2 · H2OMineralhalide
- YarrowiteCu9S8Mineralsulfide
- YarzhemskiiteK[B5O7(OH)2] · H2OMineral—
- YavapaiiteKFe3+(SO4)2Mineralsulfate
- Yazganite◻NaMgFe3+2(AsO4)3 · H2OMineralphosphate
- Ye'elimiteCa4Al6O12(SO4)Mineralsulfate
- YeatmaniteZn6Mn2+9Sb5+2O12(SiO4)4Mineralsilicate
- YecoraiteFe3+3Bi5O9(Te4+O3)(Te6+O4)2 · 9H2OMineralsulfate
- YedlinitePb6Cr(Cl,OH)6(OH,O)8Mineralhalide
- YegoroviteNa4[Si2O4(OH)2]2 · 7H2OMineralsilicate
- YeiteTiSiMineralnative
- Yellowcatite KNaFe3+2(Se4+O3)2(V5+2O7)·7H2OMineralphosphate
- YeomanitePb2O(OH)ClMineralhalide
- YimengiteK[Ti3Cr5Fe3+2Mg2]O19Mineraloxide
- YingjiangiteK2Ca(UO2)7(PO4)4(OH)6 · 6H2OMineralphosphate
- YixunitePt3InMineralnative
- Yoderite(MgAl3)(MgAl)Al2O2(SiO4)4(OH)2Mineralsilicate
- YofortieriteMn2+5Si8O20(OH)2 · 7H2OMineralsilicate
- YoshimuraiteBa4Mn2+4Ti2(Si2O7)2(PO4)2O2(OH)2Mineralsilicate
- YoshiokaiteCa1-x(Al,Si)2O4Mineralsilicate
- YoungiteSiO2Variety—
- Yowah NutSiO2·nH2OVariety—
- Yttriaite-(Y)Y2O3Mineraloxide
- Yttrialite-(Y)Y2Si2O7Mineralsilicate
- Yttrium-bearing Titanite(Ca,Y)TiSiO5Variety—
- Yttrocerite(Ca,Y,Ce)F2+xVariety—
- Yttrocolumbite-(Y)Y(U4+,Fe2+)Nb2O8Mineraloxide
- Yttrocrasite-(Y)(Y,Th,Ca,U)(Ti,Fe)2(O,OH)6Mineraloxide
- Yttroepidote{(Ca,Y)2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)Variety—
- YttrogummiteVariety—
- Yttrotantalite-(Y)(Y,U,Fe2+)(Ta,Nb)(O,OH)4Mineraloxide
- Yttrotungstite-(Ce)CeW2O6(OH)3Mineraloxide
- Yttrotungstite-(Nd)NdW2O7(OH)·H2OMineraloxide
- Yttrotungstite-(Y)Y(W,Fe,Si,Al,Ti)2(O,OH,H2O)9Mineraloxide
- YuanfuliiteMg(Fe3+,Al)O(BO3)Mineral—
- YuanjiangiteAuSnMineralnative
- Yuchuanite-(Y)Y2(CO3)3 · H2OMineralcarbonate
- YugawaraliteCa(Si6Al2)O16 · 4H2OMineralsilicate
- YukoniteCa2Fe3+3(AsO4)3(OH)4 · 4H2OMineralphosphate
- YuksporiteK4(Ca,Na)14(Sr,Ba)2(◻,Mn,Fe)(Ti,Nb)4(O,OH)4(Si6O17)2(Si2O7)3(H2O,OH)3Mineralsilicate
- YuliniteSrNb2O6Mineraloxide
- YunhaoiteK2(MoO4)Mineralsulfate
- YurgensoniteK2SnTiO2(AsO4)2Mineralphosphate
- YurmariniteNa7(Fe3+,Mg,Cu)4(AsO4)6Mineralphosphate
- Yushkinite(Mg,Al)(OH)2VS2Mineralsulfide
- YusupoviteNa2Zr(Si6O15)(H2O)3Mineralsilicate
- YuzuxiangiteSr3Fe3+(Si2O6)2(OH) · 3H2OMineralsilicate
- YvoniteCu(AsO3OH) · 2H2OMineralphosphate