General Information:
Chemical Formula:
Cu3[(As,P)O4]2
Composition:
(Molecular Weight = 446.50 gm)
Copper 42.70 % Cu
Arsenic 25.17 % As
Phosphorus 3.47 % P
Oxygen 28.67 % O
Empirical Formula:
Cu3(AsO4)1.5(PO4)0.5
IMA Status:
Approved IMA 1981
Physical Properties:
Cleavage:
[010] Good, [100] Indistinct
Color:
dark green.
Density:
5.18
Hardness:
3-4 - Calcite-Fluorite
Luster:
Adamantine
Streak:
light green
More details...