Vonbezingite

General Information:
 Chemical Formula:
Ca6Cu3(SO4)3(OH)12·2(H2O)
 Composition:
(Molecular Weight = 959.42 gm)
Calcium 25.06 % Ca
Copper 19.87 % Cu
Hydrogen 1.68 % H 
Sulfur 10.03 % S 
Oxygen 43.36 % O 
 Empirical Formula:
Ca6Cu3(SO4)3(OH)12·2(H2O)
 IMA Status:
Approved IMA
Physical Properties:
 Cleavage:
None
 Color:
azure.
 Density:
2.82
 Diaphaniety:
Transparent
 Hardness:
4 - Fluorite
 Luster:
Vitreous (Glassy)
 Streak:
light blue
More details...