Dana Sulfate Classification<br><small>Hydrated Acid and Sulfates</small>

Dana Sulfate Classification
Hydrated Acid and Sulfates
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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.

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

! - Dana Number Added or Changed.

? - IMA Discredited Mineral Name.

Dana Sulfate Classification
Hydrated Acid and Sulfates

29 Hydrated Acid and Sulfates

29.04 Hydrated Acid and Sulfates where (A+)2 Bn (XO4)p · x(H2O)

29.04.01

29.04.01.01 Hydroglauberite Na4Ca(SO4)3•2(H2O) Unk. Ortho

29.04.02

29.04.02.01 Eugsterite Na4Ca(SO4)3•2(H2O) Unk. Mono

29.04.03

29.04.03.01 Loweite Na12Mg7(SO4)13•15(H2O) R 3 3

29.04.04

29.04.04.01 Ferrinatrite Na3Fe+++(SO4)3•3(H2O) P 3 3

29.04.05

29.04.05.01 Polyhalite K2Ca2Mg(SO4)4•2(H2O) P 1,P1 Tri
29.04.05.02 Leightonite K2Ca2Cu(SO4)4•2(H2O) C 2/c 2/m

29.04.06

29.04.06.01 Metavoltine K4Na4(Fe++,Zn)Fe+++6(SO4)12O2•20(H2O) P 3 3

29.04.07

29.04.07.01 Gorgeyite K2Ca5(SO4)6•(H2O) C 2/c 2/m
29.04.07.02 Omongwaite! Na2Ca5(SO4)6•3H2O C 2 2