General Information:
Chemical Formula:
Ca(Cu,Zn)4(SO4)2(OH)6·3(H2O)
Composition:
(Molecular Weight = 644.32 gm)
Calcium 6.22 % Ca
Zinc 10.15 % Zn
Copper 29.59 % Cu
Hydrogen 1.88 % H
Sulfur 9.95 % S
Oxygen 42.21 % O
Empirical Formula:
CaCu3ZnSO42OH6·3(H2O)
IMA Status:
Approved IMA
Physical Properties:
Cleavage:
[???] Perfect
Color:
pale blue green.
Density:
2.95 - 3.05, Average = 3
Diaphaniety:
Transparent
Habits:
Crystalline - Fine - Occurs as well-formed fine sized crystals., Platy - Sheet forms (e.g. micas).,
Luster:
Vitreous (Glassy)
Streak:
light green
More details...