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Reppiaite

Mn2+5(VO4)2(OH)4

Rewitzerite

K(H2O)Mn2(Al2Ti)(PO4)4[O(OH)](H2O)10·4H2O

Reyerite

Na2Ca14Al2Si22O58(OH)8·6H2O

Reynoldsite

Pb2Mn4+2O5(CrO4)

Reznitskyite

CaMg(VO4)F

Rhabdoborite-(Mo)

Mg12Mo6+1.33O6(BO3)6F2

Rhabdoborite-(V)

Mg12(V5+,Mo6+,W6+)1.5O6{[BO3]6-x[(P,As)O4]xF2-x} (x < 1)

Rhabdoborite-(W)

Mg12(W6+,V5+)1.5O6{[BO3]6-x[(P,As)O4]xF2-x} (x < 1)

Rhabdophane-(Ce)

Ce(PO4)·H2O

Rhabdophane-(La)

La(PO4)·H2O

Rhabdophane-(Nd)

Nd(PO4)·H2O

Rhabdophane-(Y)

Y(PO4)·H2O

Rheniite

ReS2

Rhodarsenide

Rh2As

Rhodesite

KHCa2Si8O19·5H2O

Rhodizite

KBe4Al4(B11Be)O28

Rhönite

Ca4[Mg8Fe3+2Ti2]O4[Si6Al6O36]

Ribbeite

Mn2+5(SiO4)2(OH)2

Richardsite

Zn2CuGaS4

Richardsollyite

TlPbAsS3

Richellite

CaFe3+2(PO4)2(OH,F)2

Richelsdorfite

Ca2Cu5Sb5+(AsO4)4(OH)6Cl·6H2O

Richetite

(Fe3+,Mg)xPb2+8.6(UO2)36O36(OH)24·41H2O

Robertsite

Ca2Mn3+3O2(PO4)3·3H2O

Richterite

Na(NaCa)Mg5Si8O22(OH)2

Rickturnerite

Pb7O4[Mg(OH)4](OH)Cl3

Riebeckite

◻Na2(Fe2+3Fe3+2)Si8O22(OH)2

Rietveldite

Fe(UO2)(SO4)2(H2O)5

Rigrahamite

Na2Ca2Th2(CO3)4(HCO3)2(OH)4(H2O)7

Rilandite

Cr6SiO11·5H2O (?)

Rimkorolgite

BaMg5(PO4)4·8H2O

Ringwoodite

SiMg2O4

Rinkite-(Ce)

Ca2(CaCe)Na(NaCa)Ti(Si2O7)2(OF)F2

Rinkite-(Y)

Ca2(CaY)Na(NaCa)Ti(Si2O7)2(OF)F2

Rinmanite

ZnSb5+(Fe3+2Mg)O7(OH)

Riomarinaite

Bi(SO4)(OH)·H2O

Ríosecoite

Ca2Mg(AsO3OH)3(H2O)2

Riotintoite

Al(SO4)(OH)·3H2O

Rippite

K2(Nb,Ti)2(Si4O12)O(O,F)

Rittmannite

(Mn2+,Ca)Mn2+(Fe2+,Mn2+,Mg)2(Al,Fe3+)2(PO4)4(OH)2·8H2O

Rivadavite

Na6Mg[B6O7(OH)6]4·10H2O

Riversideite

Ca5Si6O16(OH)2·2H2O

Robinsonite

Pb4Sb6S13

Rockbridgeite

(Fe2+0.5Fe3+0.5)2Fe3+3(PO4)3(OH)5

Rodalquilarite

H3Fe3+2(Te4+O3)4Cl

Rodolicoite

Fe3+(PO4)

Roeblingite

Ca6Mn2+Pb2(Si3O9)2(SO4)2(OH)2·4H2O

Roedderite

KNaMg2(Mg3Si12)O30