Mineralogy Database

Nickel-Strunz Oxides Classification

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Minerals Arranged by Nickel-Strunz (Version 10) Classification

The Nickel-Strunz 10th Edition (Pending Publication) Mineralogical Tables by Hugo Strunz and Ernest H. Nickel is based on a digital copy obtained from Jim Ferraiolo. Jim is responsible for the Strunz Classification in Mindat.org and he has generously provided webmineral with an updated copy of the classification numbers. Follow this link for a short discussion on the Nickel-Strunz Classification Number.

Note: Space Group in Red   Point Group in Green.
* - Not IMA Approved.

! - Dana Number Added or Changed.

? - IMA Discredited Mineral Name.

Nickel-Strunz Oxides Classification

04.G Uranyl Hydroxides

04.GA Without additional cations

04.GA. IMA2008-022 UO2(OH)2 pseudo-orthorhombic Mono
04.GA.05 Metaschoepite UO3•n(H2O)(n<2) Pbna 2/m 2/m 2/m
04.GA.05 Paraschoepite UO3•2(H2O) (?) P bca 2/m 2/m 2/m
04.GA.05 Schoepite (UO2)8O2(OH)12•12(H2O) P 21ca mm2
04.GA.10 Ianthinite (UO2)•5(UO3)•10(H2O) P 21cn mm2
04.GA.15 Metastudtite UO4•2(H2O) I mmm 2/m 2/m 2/m
04.GA.15 Studtite [(UO2)O2(H2O)2](H2O)2 C 2/m 2/m

04.GB With additional cations (K, Ca, Ba, Pb, etc.); with mainly UO2(O,OH)5 pentagonal polyhedra

04.GB.05 Compreignacite K2(UO2)6O4(OH)6•8(H2O) Pnmn 2/m 2/m 2/m
04.GB.05 Agrinierite (K2,Ca,Sr)U3O10•4(H2O) C mmm 2/m 2/m 2/m
04.GB.05 Rameauite K2CaU++++++6O20•9(H2O) C 2/c,Cc Mono
04.GB.10 Billietite Ba(UO2)6O4(OH)6•8(H2O) Pbn21 mm2
04.GB.10 Becquerelite Ca(UO2)6O4(OH)6•8(H2O) Pn21a mm2
04.GB.10 Protasite Ba(UO2)3O3(OH)2•3(H2O) Pn m
04.GB.15 Richetite PbU++++++4O13•4(H2O) P1 or P1 Tri
04.GB.20 Calciouranoite (Ca,Ba,Pb)U2O7•5(H2O) Unk Tri
04.GB.20 Bauranoite BaU2O7•4-5(H2O) Triclinic ? Tri
04.GB.20 Metacalciouranoite (Ca,Na,Ba)U2O7•2(H2O) Ortho ? Ortho
04.GB.25 Fourmarierite Pb(UO2)4O3(OH)4•4(H2O) Bb21m mm2
04.GB.30 Wolsendorfite (Pb,Ba,Ca)U2O7•2(H2O) Unk Ortho
04.GB.35 Masuyite Pb[(UO2)3O3(OH)2]•3(H2O) Pn m
04.GB.40 Metavandendriesscheite PbU7O22•n(H2O)(n<12) Pmma,Pm2a Ortho
04.GB.40 Vandendriesscheite Pb(UO2)10O6(OH)11•11(H2O) P bca 2/m 2/m 2/m
04.GB.45 Vandenbrandeite Cu(UO2)(OH)4 P1 1
04.GB.50 Sayrite Pb2(UO2)5O6(OH)2•4(H2O) P 21/c 2/m
04.GB.55 Curite Pb3+x(H2O)2[(UO2)4+x(OH)3-x]2, x~0.5 Pnam 2/m 2/m 2/m
04.GB.60 Iriginite (UO2)(Mo++++++2O7)•3(H2O) Pbcm 2/m 2/m 2/m
04.GB.65 Uranosphaerite Bi(UO2)O2(OH) P 21/n 2/m
04.GB.70 Holfertite! U++++++1.75TiCa0.25 O7.5(H2O)3 P 3 3

04.GC With additional cations; with UO2(O,OH)6 hexagonal polyhedra

04.GC.05 Clarkeite (Na,Ca,Pb)(UO2)O(OH)•0-1(H2O) R 3m 3 2/m
04.GC.10 Umohoite [(UO2)MoO4]•H2O P1 1
04.GC.15 Spriggite! Pb3[(UO2)6O8(OH)2](H2O)x; x ~ 3 C 2/c 2/m