General Information:
Chemical Formula:
CoSO4·7(H2O)
Composition:
(Molecular Weight = 281.10 gm)
Cobalt 20.96 % Co
Hydrogen 5.02 % H
Sulfur 11.41 % S
Oxygen 62.61 % O
Empirical Formula:
Co(SO4)·7(H2O)
Locality:
Bieber, Hessen, Germany.
Name Origin:
Named after its original locality.
Physical Properties:
Cleavage:
[001] Perfect
Color:
pinkish red or flesh pink.
Density:
1.9
Diaphaniety:
Translucent
Habits:
Stalactitic - Shaped like pendant columns as stalactites or stalagmites (e.g. calcite)., Encrustations - Forms crust-like aggregates on matrix.,
Hardness:
2 - Gypsum
Luster:
Vitreous - Dull
Streak:
white
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