General Information:
Chemical Formula:
NaCu2(SO4)2(OH)·(H2O)
Composition:
(Molecular Weight = 377.23 gm)
Sodium 6.09 % Na
Copper 33.69 % Cu
Hydrogen 0.80 % H
Sulfur 17.00 % S
Oxygen 42.41 % O
Empirical Formula:
NaCu2(SO4)2(OH)·(H2O)
Physical Properties:
Cleavage:
[001] Perfect
Color:
emerald green.
Density:
3.49
Diaphaniety:
Transparent
Hardness:
4.5 - Between Fluorite and Apatite
Luster:
Vitreous (Glassy)
Streak:
greenish white
More details...