Dana Oxide Classification
Oxides with Uranium and Thorium

Minerals Arranged by the New Dana Classification

This arrangement of mineral species is based on Dana's New Mineralogy by Richard V. Gaines, H. Catherine Skinner, Eugene E. Foord, Brian Mason, and Abraham Rosenzweig, with sections by Vandall T. King, Illustrations by Eric Dowty, (ISBN: 047119310-0) Copyright © 1997, John Wiley & Sons, Inc.".  This material is used by permission of John Wiley & Sons, Inc. Follow this link for a short discussion on the Dana Classification Number.

Dana Oxide Classification
Oxides with Uranium and Thorium

05 Oxides Containing Uranium and Thorium

05.01 Oxides Containing Uranium and Thorium with a cation charge of 4+ (AO2)

05.01.01

05.01.01.01 Uraninite UO2 F m3m 4/m 3 2/m

05.01.01.02 Thorianite ThO2 F m3m 4/m 3 2/m

05.02 Oxides Containing Uranium and Thorium with a cation charge of 6+ (AO3) and hydrated

05.02.01 Schoepite Group

05.02.01.01 Metaschoepite UO3•n(H2O)(n<2) Pbna 2/m 2/m 2/m

05.02.01.02 Paraschoepite UO3•2(H2O) (?) P bca 2/m 2/m 2/m

05.02.01.03 Schoepite (UO2)8O2(OH)12•12(H2O) P 2₁ca mm2

05.02.02

05.02.02.01 Masuyite Pb[(UO2)3O3(OH)2]•3(H2O) Pn m

05.02.03

05.02.03.01 Spriggite! Pb3[(UO2)6O8(OH)2](H2O)x; x ~ 3 C 2/c 2/m

05.02.04

05.02.04.01 Holfertite! U++++++1.75TiCa0.25 O7.5(H2O)3 P 3 3

05.03 Oxides Containing Uranium and Thorium with a cation charge of 8+ (AO4) and hydrated

05.03.01 Studtite Group

05.03.01.01 Studtite [(UO2)O2(H2O)2](H2O)2 C 2/m 2/m

05.03.01.02 Metastudtite UO4•2(H2O) I mmm 2/m 2/m 2/m

05.03.02

05.03.02.01 Vandenbrandeite Cu(UO2)(OH)4 P1 1

05.04 Oxides Containing Uranium and Thorium with alkaline-earth elements (hydrated)

05.04.01

05.04.01.01 Clarkeite (Na,Ca,Pb)(UO2)O(OH)•0-1(H2O) R 3m 3 2/m

05.04.02 Uranoite Series

05.04.02.01 Calciouranoite (Ca,Ba,Pb)U2O7•5(H2O) Unk Tri

05.04.02.02 Bauranoite BaU2O7•4-5(H2O) Triclinic ? Tri

05.04.03

05.04.03.01 Metacalciouranoite (Ca,Na,Ba)U2O7•2(H2O) Ortho ? Ortho

05.04.03.02 Wolsendorfite (Pb,Ba,Ca)U2O7•2(H2O) Unk Ortho

05.05 Oxides Containing Uranium and Thorium with alkaline and alkaline-earth elements (hydrated)

05.05.01

05.05.01.01 Agrinierite (K2,Ca,Sr)U3O10•4(H2O) C mmm 2/m 2/m 2/m

05.05.02

05.05.02.01 Rameauite K2CaU++++++6O20•9(H2O) C 2/c,Cc Mono

05.05.03

05.05.03.01 Protasite Ba(UO2)3O3(OH)2•3(H2O) Pn m

05.06 Oxides Containing Uranium and Thorium with polyvalent uranium

05.06.01

05.06.01.01 Ianthinite (UO2)•5(UO3)•10(H2O) P 2₁cn mm2

05.07 Oxides Containing Uranium and Thorium with alkaline or hydrated hydroxide components

05.07.01 Becquerelite Group

05.07.01.01 Compreignacite K2(UO2)6O4(OH)6•8(H2O) Pnmn 2/m 2/m 2/m

05.07.01.02 Becquerelite Ca(UO2)6O4(OH)6•8(H2O) Pn21a mm2

05.07.01.03 Billietite Ba(UO2)6O4(OH)6•8(H2O) Pbn21 mm2

05.08 Oxides Containing Uranium and Thorium with a cation charge of 6+ containing Pb and sigificant water of hydration

05.08.01

05.08.01.01 Vandendriesscheite Pb(UO2)10O6(OH)11•11(H2O) P bca 2/m 2/m 2/m

05.08.01.02 Metavandendriesscheite PbU7O22•n(H2O)(n<12) Pmma,Pm2a Ortho

05.09 Oxides Containing Uranium and Thorium with a cation charge of 6+ containing Pb or Bi and some water of hydration or hydroxyl

05.09.01

05.09.01.01 Uranosphaerite Bi(UO2)O2(OH) P 2₁/n 2/m

05.09.02

05.09.02.01 Fourmarierite Pb(UO2)4O3(OH)4•4(H2O) Bb21m mm2

05.09.03

05.09.03.01 Curite Pb3+x(H2O)2[(UO2)4+x(OH)3-x]2, x~0.5 Pnam 2/m 2/m 2/m

05.09.04

05.09.04.01 Mourite U++++Mo++++++5O12(OH)10 Pc or P 2/c Mono

05.09.05

05.09.05.01 Richetite PbU++++++4O13•4(H2O) P1 or P1 Tri

05.09.06

05.09.06.01 Sayrite Pb2(UO2)5O6(OH)2•4(H2O) P 2₁/c 2/m