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Hoelzel Classification

7 SULFATES CHROMATES MOLYBDATES WOLFRAMATES

7.D Sulfates (+Anions +Water)

7.DB Langite-Group

7.DB.1

Caminite Mg1.4(SO4)(OH)0.8·0.2H2O tetragonal I41/amd 4/mmm 7.DB.100

7.DB.2

Redgillite Cu6(OH)10(SO4)·H2O monoklin P21/c 2/m 7.DB.200
Montetrisaite Cu6(SO4)(OH)10·2 H2O orthorhombisch Cmc21 mm2 7.DB.205

7.DB.3

Campigliaite Mn2+Cu4[(OH)6|(SO4)2]·4H2O monoklin C2 2 7.DB.300
Niedermayrite CdCu4[(OH)6|(SO4)2]·4H2O monoklin P21/m 2/m 7.DB.310
Christelite Zn3Cu2[(OH)6|(SO4)2]·4H2O triklin P1 1 7.DB.320
Kobyashevite Cu5(SO4)2(OH)6·4H2O triklin P1 1 7.DB.325
Ktenasite ZnCu4(SO4)2(OH)6·6H2O monoklin P21/c 2/m 7.DB.340
Edwardsite Cu3Cd2(SO4)2(OH)6·4H2O monoklin P21/C 2/m 7.DB.350

7.DB.5

Ramsbeckite (Cu,Zn)15(SO4)4(OH)22·6H2O monoklin P21/a 2/m 7.DB.500
Schulenbergite (Cu,Zn)7(SO4,CO3)2(OH)10·3H2O trigonal P3, P3 3, 3 7.DB.520
Minohlite (Cu,Zn)7(SO4)2(OH)10·8H2O hexagonal P6, P6, P6/m, P622, P6mm, P62m,r P6/mmm (P3, P3, P321, P3m1, P3m1, P312, P31m, P31m) 6, 3m, 6/m, 622, 6mm, 6m2, 6mmm (3, 3, 32, 3m, 3m, 312) 7.DB.540

7.DB.6

Langite Cu4(SO4)(OH)6·2H2O monoklin Pc m 7.DB.600
Posnjakite Cu4(SO4)(OH)6·H2O monoklin Pa m 7.DB.610
Wroewolfeite Cu4(SO4)(OH)6·2H2O monoklin Pc m 7.DB.620
Lahnsteinite Zn4(SO4)(OH)6·3H2O triklin P1 1 7.DB.630
Namuwite (Zn,Cu)4(SO4)(OH)6·4H2O trigonal P3 3 7.DB.650
Osakaite Zn4SO4(OH)6·5H2O triklin P1 1 7.DB.670

7.DB.7

Volaschioite Fe4(SO4)O2(OH)6·2H2O monoklin C2/m 2/m 7.DB.700



Mineralsystematik-Übersicht