Beginning with R.
- RaadeiteMg7(PO4)2(OH)8Mineralphosphate
- RabbittiteCa3Mg3(UO2)2(CO3)6(OH)4 · 18H2OMineralcarbonate
- RabejaciteCa2[(UO2)4O4(SO4)2](H2O)8Mineralsulfate
- RaberiteTl5Ag4As6SbS15Mineralsulfide
- Radekškodaite-(Ce)(CaCe5)(Al4Fe2+)[Si2O7][SiO4]5O(OH)3Mineralsilicate
- Radekškodaite-(La)(CaLa5)(Al4Fe2+)[Si2O7][SiO4]5O(OH)3Mineralsilicate
- RadhakrishnaitePbTe3(Cl,S)2Mineralhalide
- Radial WillemiteZn2SiO4Variety—
- Radium-bearing Barite(Ba,Ra)SO4Variety—
- RadovaniteCu2Fe3+[As5+O4][As3+O2(OH)]2 · H2OMineralphosphate
- RadtkeiteHg3S2ClIMineralsulfide
- RadvaniceiteGeS2Mineralsulfide
- RaguiniteTlFeS2Mineralsulfide
- Rainbow GarnetVariety—
- Rainbow Lattice SunstoneK(AlSi3O8)Variety—
- RaisaiteCuMg[Te6+O4(OH)2] · 6H2OMineralsulfate
- RaiteNa3Mn2+3Ti0.25(Si8O20)(OH)2 · 10H2OMineralsilicate
- RajiteCuTe4+2O5Mineraloxide
- Rakovanite(NH4)3Na3[V10O28] · 12H2OMineraloxide
- RalphcannoniteAgZn2TlAs2S6Mineralsulfide
- RamaccioniiteCu4[SeO4](OH)6Mineralsulfate
- Ramanite-(Cs)CsB5O6(OH)4 · 2H2OMineral—
- Ramanite-(Rb)RbB5O6(OH)4 · 2H2OMineral—
- Ramazzoite[Mg8Cu12(PO4)(CO3)4(OH)24(H2O)20][(H0.33SO4)3(H2O)36]Mineralsulfate
- RambergiteMnSMineralsulfide
- RamdohritePb5.9Fe0.1Mn0.1In0.1Cd0.2Ag2.8Sb10.8S24Mineralsulfide
- RameauiteK2Ca(UO2)6O6(OH)4 · 6H2OMineraloxide
- Ramikite-(Y)Li4(Na,Ca)12(Y,Ca,REE)6Zr6(PO4)12(CO3)4O4[(OH),F]4Mineralcarbonate
- RammelsbergiteNiAs2Mineralsulfide
- RamositePb25.7Sn8.3Mn3.4Sb6.4S56.2Mineralsulfide
- RamsbeckiteCu15(SO4)4(OH)22 · 6H2OMineralsulfate
- RamsdelliteMnO2Mineraloxide
- Ranciéite(Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2OMineraloxide
- RankachiteCa0.5(V4+,V5+)(W6+,Fe3+)2O8(OH) · 2H2OMineralsulfate
- Rankamaite(Na,K)3(Ta,Nb,Al)11(O,OH)31Mineraloxide
- RankiniteCa3Si2O7Mineralsilicate
- RansomiteCuFe3+2(SO4)4 · 6H2OMineralsulfate
- RanunculiteAl(UO2)(PO3OH)(OH)3 · 4H2OMineralphosphate
- RapidcreekiteCa2(SO4)(CO3) · 4H2OMineralsulfate
- RappolditePbCo2(AsO4)2 · 2H2OMineralphosphate
- RashleighiteCu(Al,Fe)6(PO4)4(OH)8·5H2OVariety—
- RaslakiteNa15Ca3Fe3(Na,Zr)3Zr3(Si,Nb)Si25O73(OH,H2O)3(Cl,OH)Mineralsilicate
- RasmusseniteCa(C2H3O3)2·3H2OMineral—
- RaspitePb(WO4)Mineraloxide
- RastsvetaeviteNa27K8Ca12Fe3Zr6Si52O144(OH,O)6Cl2Mineralsilicate
- RasvumiteKFe2S3Mineralsulfide
- RathiteAg2Pb12-xTlx/2As18+x/2S40Mineralsulfide
- Rathite-IVPbAs2S4Mineralsulfide
- RatovkiteCaF2Variety—
- RauchiteNi(UO2)2(AsO4)2 · 10H2OMineralphosphate
- RaudseppiteBa2Ca7(Si3O9)2(CO3)2Cl2Mineralsilicate
- RauenthaliteCa3(AsO4)2 · 10H2OMineralphosphate
- RauviteCa(UO2)2V10O28 · 16H2OMineraloxide
- RavatiteC14H10Mineral—
- RaydemarkiteMoO3 · H2OMineraloxide
- RaygrantitePb10Zn(SO4)6(SiO4)2(OH)2Mineralsulfate
- Rayite(Ag,Tl)2Pb8Sb8S21Mineralsulfide
- Rb-rich LepidoliteVariety—
- RealgarAsSMineralsulfide
- ReaphookhilliteMgZn2(PO4)2 · 4H2OMineralphosphate
- RebuliteTl5Sb5As8S22Mineralsulfide
- ReckibachiteAg2Pb12As14Sb4S40Mineralsulfide
- Rectorite(Na,Ca)Al4(Si,Al)8O20(OH)4 · 2H2OMineralsilicate
- Red BerylVariety—
- Red OchreFe2O3Variety—
- Redcanyonite(NH4)2Mn[(UO2)4O4(SO4)2](H2O)4Mineralsulfate
- ReddingiteMn2+3(PO4)2 · 3H2OMineralphosphate
- RedgilliteCu6(SO4)(OH)10 · H2OMineralsulfate
- RedingtoniteFe2+Cr2(SO4)4 · 22H2OMineralsulfate
- RedledgeiteBa(Ti6Cr3+2)O16Mineraloxide
- Redmondite[Pb8O2Zn(OH)6](S2O3)4Mineralsulfate
- RedonditeAlPO4·2H2OMineralphosphate
- Reederite-(Y)(Na,Mn)15Y2(CO3)9(SO3F)ClMineralcarbonate
- ReedmergneriteNaBSi3O8Mineralsilicate
- ReevesiteNi6Fe3+2(CO3)(OH)16 · 4H2OMineralcarbonate
- RefikiteC20H34O2Mineral—
- RegeriteKFe6(PO4)4(OH)7(H2O)6·4H2OMineralphosphate
- ReichenbachiteCu5(PO4)2(OH)4Mineralphosphate
- ReiditeZr(SiO4)Mineralsilicate
- ReineriteZn3(AsO3)2Mineraloxide
- ReinhardbraunsiteCa5(SiO4)2(OH)2Mineralsilicate
- ReiniteFeWO4Variety—
- Relianceite-(K)K4Mg(V4+O)2(C2O4)(PO3OH)4(H2O)10Mineralphosphate
- Rémondite-(Ce)Na3(Ce,Ca,Na)3(CO3)5Mineralcarbonate
- Rémondite-(La)Na3(La,Ca,Na)3(CO3)5Mineralcarbonate
- RenarditePb(UO2)4(PO4)2(OH)4 · 7H2OMineralphosphate
- RengeiteSr4Ti4ZrO8(Si2O7)2Mineralsilicate
- Renierite(Cu1+,Zn)11Fe4(Ge4+,As5+)2S16Mineralsulfide
- ReppiaiteMn2+5(VO4)2(OH)4Mineralphosphate
- Resin OpalSiO2·nH2OVariety—
- RetgersiteNi(SO4) · 6H2OMineralsulfate
- Retzian-(Ce)Mn2+2Ce(AsO4)(OH)4Mineralphosphate
- Retzian-(La)Mn2+2La(AsO4)(OH)4Mineralphosphate
- Retzian-(Nd)Mn2+2Nd(AsO4)(OH)4Mineralphosphate
- RevditeNa16Si16O27(OH)26 · 28H2OMineralsilicate
- Rewitzerite[K(H2O)]Mn2Al3(PO4)4(OH)2 · 14H2OMineralphosphate
- ReyeriteNa2Ca14Al2Si22O58(OH)8 · 6H2OMineralsilicate
- ReynoldsitePb2Mn4+2O5(CrO4)Mineralsulfate
- ReznitskyiteCaMg(VO4)FMineralphosphate
- Rhabdoborite-(Mo)Mg12Mo6+1.33O6(BO3)6F2Mineral—
- Rhabdoborite-(V)Mg12(V5+,Mo6+,W6+)1.5O6{[BO3]6-x[(P,As)O4]xF2-x} (x < 1)Mineral—
- Rhabdoborite-(W)Mg12(W6+,V5+)1.5O6{[BO3]6-x[(P,As)O4]xF2-x} (x < 1)Mineral—
- Rhabdophane-(Ce)Ce(PO4) · H2OMineralphosphate
- Rhabdophane-(La)La(PO4) · H2OMineralphosphate
- Rhabdophane-(Nd)Nd(PO4) · H2OMineralphosphate
- Rhabdophane-(Y)Y(PO4) · H2OMineralphosphate
- RhätiziteAl2(SiO4)OVariety—
- RheniiteReS2Mineralsulfide
- Rhenium-bearing Molybdenite(Mo,Re)S2Variety—
- RhodarsenideRh2AsMineralsulfide
- RhodesiteKHCa2Si8O19 · 5H2OMineralsilicate
- Rhodic Ferroplatinum(Pt,Rh,Fe)Variety—
- Rhodic Platinum(Pt,Rh)Variety—
- RhodiziteKBe4Al4(B11Be)O28Mineral—
- RhodochrositeMn(CO3)Mineralcarbonate
- RhodoliteMg3Al2(SiO4)3Variety—
- RhodoniteCaMn3Mn(Si5O15)Mineralsilicate
- RhodostanniteCu1+(Fe2+0.5Sn4+1.5)S4Mineralsulfide
- RhodplumsiteRh3Pb2S2Mineralsulfide
- Rhomboclase(H5O2)Fe3+(SO4)2 · 2H2OMineralsulfate
- RhöniteCa4[Mg8Fe3+2Ti2]O4[Si6Al6O36]Mineralsilicate
- Riband JasperVariety—
- RibbeiteMn2+5(SiO4)2(OH)2Mineralsilicate
- RichardsiteZn2CuGaS4Mineralsulfide
- RichardsollyiteTlPbAsS3Mineralsulfide
- RichelliteCaFe3+2(PO4)2(OH,F)2Mineralphosphate
- RichelsdorfiteCa2Cu5Sb5+(AsO4)4(OH)6Cl · 6H2OMineralphosphate
- Richetite(Fe3+,Mg)xPb2+8.6(UO2)36O36(OH)24 · 41H2OMineraloxide
- RichteriteNa(NaCa)Mg5Si8O22(OH)2Mineralsilicate
- RickarditeCu3-xTe2Mineralsulfide
- RickturneritePb7O4[Mg(OH)4](OH)Cl3Mineralhalide
- RicoliteD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, ZnVariety—
- Riebeckite◻Na2(Fe2+3Fe3+2)Si8O22(OH)2Mineralsilicate
- RiesiteTiO2Mineraloxide
- RietvelditeFe(UO2)(SO4)2(H2O)5Mineralsulfate
- RigrahamiteNa2Ca2Th2(CO3)4(HCO3)2(OH)4(H2O)7Mineralcarbonate
- RilanditeCr6SiO11 · 5H2O (?)Mineralsilicate
- RimkorolgiteBaMg5(PO4)4 · 8H2OMineralphosphate
- RingwooditeSiMg2O4Mineralsilicate
- Rinkite-(Ce)(Ca3REE)Na(NaCa)Ti(Si2O7)2(OF)F2Mineralsilicate
- Rinkite-(Y)Na2Ca4YTi(Si2O7)2OF3Mineralsilicate
- RinmaniteMg2Fe4Zn2Sb2O14(OH)2Mineraloxide
- RinneiteK3NaFe2+Cl6Mineralhalide
- RiomarinaiteBi(SO4)(OH) · H2OMineralsulfate
- RíosecoiteCa2Mg(AsO3OH)3(H2O)2Mineralphosphate
- RiotintoiteAl(SO4)(OH) · 3H2OMineralsulfate
- Ripidolite(Mg,Fe,Al)6(Si,Al)4O10(OH)8Variety—
- RippiteK2(Nb,Ti)2(Si4O12)O(O,F)Mineralsilicate
- Risörite(Y,Er)(Nb,Ti,Ta)(O,OH)4Variety—
- Rittmannite(Mn2+,Ca)Mn2+(Fe2+,Mn2+,Mg)2(Al,Fe3+)2(PO4)4(OH)2 · 8H2OMineralphosphate
- RivadaviteNa6Mg[B6O7(OH)6]4 · 10H2OMineral—
- RiversideiteCa5Si6O16(OH)2 · 2H2OMineralsilicate
- Roaldite(Fe,Ni)4NMineralnative
- RobertsiteCa2Mn3+3O2(PO4)3 · 3H2OMineralphosphate
- RobinsonitePb4Sb6S13Mineralsulfide
- Rock CrystalSiO2Variety—
- Rockbridgeite(Fe2+0.5Fe3+0.5)2Fe3+3(PO4)3(OH)5Mineralphosphate
- RodalquilariteH3Fe3+2(Te4+O3)4ClMineraloxide
- RodolicoiteFe3+(PO4)Mineralphosphate
- RoeblingiteCa6Mn2+Pb2(Si3O9)2(SO4)2(OH)2 · 4H2OMineralsilicate
- RoedderiteKNaMg2(Mg3Si12)O30Mineralsilicate
- Roepperite (of Brush)(Fe2+,Mn,Zn)2SiO4Variety—
- RogermitchelliteNa6Sr12Ba2Zr13Si39B6O123(OH)14 · 10H2OMineralsilicate
- RoggianiteCa2BeAl2Si4O13(OH)2 · nH2O (n < 2.5)Mineralsilicate
- Rohaite(Tl,Pb,K)2Cu8.7Sb2S4Mineralsulfide
- RohwandVariety—
- RokühniteFeCl2 · 2H2OMineralhalide
- RollanditeCu3(AsO4)2 · 4H2OMineralphosphate
- Romanèchite(Ba,H2O)2(Mn4+,Mn3+)5O10Mineraloxide
- RomanorloviteK11Cu9Cl25(OH)4 · 2H2OMineralhalide
- RomarchiteSnOMineraloxide
- RömeriteFe2+Fe3+2(SO4)4 · 14H2OMineralsulfate
- RondorfiteCa8Mg(SiO4)4Cl2Mineralsilicate
- RongibbsitePb2(Si4Al)O11(OH)Mineralsilicate
- RonneburgiteK2MnV4O12Mineralphosphate
- RonpetersoniteBaWO4Mineralsulfate
- Röntgenite-(Ce)Ca2Ce3(CO3)5F3Mineralcarbonate
- RooseveltiteBi(AsO4)Mineralphosphate
- RoquesiteCuInS2Mineralsulfide
- RorisiteCaClFMineralhalide
- RosasiteCuZn(CO3)(OH)2Mineralcarbonate
- RoscheriteCa2Mn2+5Be4(PO4)6(OH)4 · 6H2OMineralphosphate
- RoscoeliteKV3+2(Si3Al)O10(OH)2Mineralsilicate
- Rose QuartzSiO2Variety—
- RoseliteCa2Co(AsO4)2 · 2H2OMineralphosphate
- Rosemaryite◻NaMn2+(Fe3+Al)(PO4)3Mineralphosphate
- RosenbergiteAlF[F0.5(H2O)0.5]4 · H2OMineralhalide
- RosenbuschiteCa6Zr2Na6ZrTi(Si2O7)4(OF)2F4Mineralsilicate
- RosenhahniteCa3Si3O8(OH)2Mineralsilicate
- Roshchinite(Ag,Cu)19Pb10Sb51S96Mineralsulfide
- RosiaitePbSb2O6Mineraloxide
- RosickýiteSMineralnative
- Rosièresite[Pb,Cu,Al,PO4,H2O] (?)Mineralphosphate
- RosoliteCa3Al2(SiO4)3Variety—
- RossiantoniteAl3(PO4)(SO4)2(OH)2(H2O)10 · 4H2OMineralphosphate
- RossiteCa(VO3)2 · 4H2OMineraloxide
- RössleriteMg(AsO3OH) · 7H2OMineralphosphate
- Rossmanite◻(Al2Li)Al6(Si6O18)(BO3)3(OH)3(OH)Mineralsilicate
- RossovskyiteFe3+NbO4Mineraloxide
- RostiteAl(SO4)(OH) · 5H2OMineralsulfate
- RotemiteCa4Cr2(OH)12Cl2·4H2OMineraloxide
- RoterbäritePdCuBiSe3Mineralsulfide
- RotherkopfiteKNa2Fe2+(Fe2+)2(Ti1.5Fe2+0.5)[Si4O12]2Mineralsilicate
- RouaiteCu2(NO3)(OH)3Mineralcarbonate
- RoubaultiteCu2O2(UO2)3(CO3)2(OH)2 · 4H2OMineralcarbonate
- Roumaite(Nb,Ti)(Ca,Na,◻)3(Ca,REE)4(Si2O7)2(OH)F3Mineralsilicate
- RouseitePb2Mn2+(AsO3)2 · 2H2OMineraloxide
- RouthieriteTlCuHg2As2S6Mineralsulfide
- RouvilleiteNa3Ca2(CO3)3FMineralcarbonate
- RouxeliteCu2HgPb22Sb28S64(O,S)2Mineralsulfide
- RoweiteCa2Mn2+2B4O7(OH)6Mineral—
- Rowlandite-(Y)Fe2+Y4(Si2O7)2F2Mineralsilicate
- Rowleyite[Na(NH4,K)9Cl4][V5+,4+2(P,As)O8]6 · n[H2O,Na,NH4,K,Cl]Mineralphosphate
- RoxbyiteCu9S5Mineralsulfide
- RoymilleritePb24Mg9(Si10O28)(CO3)10(BO3)(SiO4)(OH)13O5Mineralsilicate
- RozeniteFe2+(SO4) · 4H2OMineralsulfate
- Rozhdestvenskayaite-(Zn)Ag6(Ag4Zn2)Sb4S13Mineralsulfide
- RruffiteCa2Cu(AsO4)2 · 2H2OMineralphosphate
- RuarsiteRuAsSMineralsulfide
- RubellanVariety—
- RubelliteA(D3)G6(T6O18)(BO3)3X3ZVariety—
- RubiclineRb(AlSi3O8)Mineralsilicate
- Rubidium-bearing Muscovite(K,Rb)Al2(AlSi3O10)(OH)2Variety—
- RubiniteCa3Ti3+2Si3O12Mineralsilicate
- RubyAl2O3Variety—
- RucklidgeitePbBi2Te4Mineralsulfide
- Rudabányaite(Ag2Hg2)(AsO4)ClMineralphosphate
- Rudashevskyite(Fe,Zn)SMineralsulfide
- RudenkoiteSr3Al3.5Si3.5O10(OH,O)8Cl2 · H2OMineralsilicate
- RüdlingeriteMn2+2V5+As5+O7 · 2H2OMineralphosphate
- RudolfhermanniteFe3+2(Te4+O3)3(H2O)Mineraloxide
- RuifrancoiteCa2(◻,Mn)2(Fe3+,Mn,Mg)4Be4(PO4)6(OH)6 · 4H2OMineralphosphate
- RuitenbergiteCa9B26O34(OH)24Cl4 · 13H2OMineral—
- Ruizhongite(Ag2◻)Pb3Ge2S8Mineralsulfide
- RuiziteCa2Mn3+2Si4O11(OH)4 · 2H2OMineralsilicate
- RumoiiteAuSn2Mineralnative
- Rumseyite[Pb2OF]ClMineralhalide
- Rundqvistite-(Ce)Na3(Sr3Ce)[Zn2Si8O24]Mineralsilicate
- Rusakovite(Fe,Al)5(VO4)2(OH)9 · 3H2OMineralphosphate
- RusinoviteCa10(Si2O7)3Cl2Mineralsilicate
- RusselliteBi2WO6Mineraloxide
- Russoite(NH4)ClAs2O3(H2O)0.5Mineralhalide
- RustenburgitePt3SnMineralnative
- RustumiteCa10(Si2O7)2(SiO4)(OH)2Cl2Mineralsilicate
- Ruthenarsenite(Ru,Ni)AsMineralsulfide
- Rutheniridosmine(Ir,Os,Ru)Mineralnative
- Ruthenium-bearing Iridium(IrxRuyOsz)Variety—
- Rutherfordine(UO2)(CO3)Mineralcarbonate
- Rutilated QuartzSiO2Variety—
- RutileTiO2Mineraloxide
- RyabchikoviteCuMgSi2O6Mineralsilicate
- RynersoniteCaTa2O6Mineraloxide