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New Dana Classification of Compound Sulfates

This arrangement of mineral species is based on Danas 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: 0471-19310-0) 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.

Point Group in Green Space Group in Red

VI - 32 Compound Sulfates

32.1 Compound Sulfates (anhydrous) with simple bi-anionic formula

32.1.1

32.1.1.1 Burkeite Na6(CO3)(SO4)2 P mmm 2/m 2/m 2/m

32.1.2

32.1.2.1 Hectorfloresite Na9(IO3)(SO4)4 P 2₁/a 2/m

32.1.3

32.1.3.1 Olsacherite Pb2(SeO4)(SO4) P 2212 2 2 2

32.2 Compound Sulfates (hydrous) with simple bi-anionic formula

32.2.1

32.2.1.1 Rapidcreekite Ca2(SO4)(CO3)·4(H2O) Pcnb 2/m 2/m 2/m

32.2.2

32.2.2.1 Humberstonite K3Na7Mg2(SO4)6(NO3)2·6(H2O) R 3 3

32.2.3

32.2.3.1 Ungemachite K3Na8Fe+++(SO4)6(NO3)2·6(H2O) R 3 3

32.3 Compound Sulfates (anhydrous) with poly-anionic formula

32.3.1

32.3.1.1 Hanksite KNa22(SO4)9(CO3)2Cl P 6₃/m 6/m

32.3.2

32.3.2.1 Caledonite Pb5Cu2(CO3)(SO4)3(OH)6 P mn2₁ mm2

32.3.3

32.3.3.1 Wherryite Pb7Cu2(SO4)4(SiO4)2(OH)2 C 2/m 2/m

32.3.4

32.3.4.1 Hauckite (Mg,Mn++)24Zn18Fe+++3(SO4)4(CO3)2(OH)81 (?) P 6/mmm 6/m 2/m 2/m

32.3.4.2 Philolithite! Pb12O6Mn(Mg,Mn)2(Mn,Mg)4(SO4)(CO3)4Cl4(OH)12 P 4₁/nnm 4/m 2/m 2/m

32.3.5

32.3.5.1 Heidornite Na2Ca3B5O8(SO4)2Cl(OH)2 C 2/c 2/m

32.4 Compound Sulfates (hydrous) with poly-anionic formula

32.4.1

32.4.1.1 Nakauriite (Mn,Ni,Cu)8(SO4)4(CO3)(OH)6·48(H2O) Unk Ortho

32.4.2

32.4.2.1 Tatarskite Ca6Mg2(SO4)2(CO3)2Cl4(OH)4·7(H2O) Unk Ortho

32.4.3

32.4.3.1 Mountkeithite (Mg,Ni)11(Fe+++,Cr)3(SO4,CO3)3.5(OH)24·11(H2O) Unk Hex

32.4.4

32.4.4.1 Charlesite Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12·26(H2O) P 3₁c 3m

32.4.4.2 Sturmanite Ca6(Fe+++,Al,Mn++)2(SO4)2[B(OH)4](OH)12·25(H2O) P 3₁c 3m

32.4.4.3 Jouravskite Ca3Mn++++(SO4,CO3)2(OH)6·12(H2O) P 6₃/m 6/m

32.4.4.4 Thaumasite Ca3Si(CO3)(SO4)(OH)6·12(H2O) P 6₃/m 6/m

32.4.4.5 Carraraite! Ca3Ge(OH)6(SO4)(CO3 )·12H2 O P 6₃/m, or P 6₃ Hex

32.4.5

32.4.5.1 Hotsonite-VI Al5(SO4)(PO4)(OH)10·8(H2O) P1 or P1 Tri

32.4.6

32.4.6.1 Chessexite (K,Na)4Ca2Mg3Al8(SiO4)2(SO4)10(OH)10·40(H2O) Unk Ortho

32.4.7

32.4.7.1 Gordaite! NaZn(SO4)(OH)6Cl·6(H2O) P 3 3