Dana Phosphate Classification
Basic and Hydrated Molybdates and Tungstates

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 Phosphate Classification
Basic and Hydrated Molybdates and Tungstates

49 Basic and Hydrated Molybdates and Tungstates

49.01 Basic and Hydrated Molybdates and Tungstates (Acid Hydrated)

49.01.01

49.01.01.01 Hydrotungstite H2WO4•(H2O) P 2/m 2/m

49.01.02

49.01.02.01 Moluranite H4U++++(UO2)3(MoO4)7•18(H2O) None

49.02 Basic and Hydrated Molybdates and Tungstates (Hydrated)

49.02.01

49.02.01.01 Ferrimolybdite Fe+++2(MoO4)3•8(H2O) Unk Ortho

49.02.02

49.02.02.01 Umohoite [(UO2)MoO4]•H2O P1 1

49.02.03

49.02.03.01 Iriginite (UO2)(Mo++++++2O7)•3(H2O) Pbcm 2/m 2/m 2/m

49.02.04

49.02.04.01 Phyllotungstite CaFe+++3H(WO4)6•10(H2O) P 222,Pmm2,P mmm Ortho

49.02.05

49.02.05.01 Menezesite! Ba2MgZr4(BaNb12O42)•12H2O Im3 2/m 3

49.02.06

49.02.06.01 Pittongite! Na0.22[(W,Fe+++)(O,OH)3•0.44H2O P 6m2 6 m2

49.03 Basic and Hydrated Molybdates and Tungstates (Hydrated, containing Hydroxyl or Halogen)

49.03.01 Calcurmolite Group

49.03.01.01 Calcurmolite Ca(UO2)3(MoO4)3(OH)2•11(H2O) Unk Mono

49.03.01.02 Tengchongite CaU++++++6Mo++++++2O25•12(H2O) A2122 2 2 2

49.03.02

49.03.02.01 Cousinite MgU2Mo2O13•6(H2O) (?) ? Mono

49.03.03 Yttrotungstite Group

49.03.03.01 Cerotungstite-(Ce) (Ce,REE)W2O6(OH)3 P 2₁/m 2/m

49.03.03.02 Yttrotungstite-(Y) YW2O6(OH)3 P 2₁/m 2/m

49.03.03.03 Yttrotungstite-(Ce)! (Ce,Nd,Y)W2O6(OH)3 P 2₁/m 2/m

49.03.04

49.03.04.01 Mpororoite Al(WO3)(OH)3•2(H2O) P1 or P1 Tri

49.03.05

49.03.05.01 Uranotungstite (Fe++,Ba,Pb)(UO2)2WO4(OH)4•12(H2O) P 222₁,Pccm,P mc2₁,Pcc2,Pmm Ortho

49.03.06

49.03.06.01 Rankachite CaFe++V+++++4W++++++8O36•12(H2O) Pmmn 2/m 2/m 2/m

49.03.07

49.03.07.01 Bamfordite! Fe+++Mo2O6(OH)3•(H2O) P1 or P1 Tri

49.04 Basic and Hydrated Molybdates and Tungstates (Compound Anions)

49.04.01

49.04.01.01 Betpakdalite [Mg(H2O)6]Ca2(H2O)13[Mo++++++8As+++++2Fe+++3O36(OH)]•4(H2O) C 2/m 2/m

49.04.02

49.04.02.01 Obradovicite H4(K,Na)Cu++Fe+++2(AsO4)(MoO4)5•12(H2O) Pcnm 2/m 2/m 2/m

49.04.03

49.04.03.01 Melkovite CaFe+++H6(MoO4)4(PO4)•6(H2O) Unk. Mono

49.04.04

49.04.04.01 Natrobetpakdalite (Na,Ca)3Fe+++2(As2Mo6O28)•15(H2O) Unk Mono

49.04.05

49.04.05.01 Mendozavilite (Na,Mg)Ca2[Mo++++++8P+++++2Fe+++3O36(OH)]•n(H2O), n~9 Unk. Mono

49.04.06

49.04.06.01 Paramendozavilite NaAl4Fe+++7(PO4)5(P+++++Mo++++++12O40)(OH)16•56(H2O) Unk. Mono

49.04.07

49.04.07.01 Paraniite-(Y) Ca2Y(AsO4)(WO4)2 I 4₁/a 4/m

49.04.08

49.04.08.01 Vajdakite! [(MoO2)2(H2O)2As2O5]•(H2O) P 2₁/c 2/m