General Information:
Chemical Formula:
CuSe2
Composition:
(Molecular Weight = 221.47 gm)
Copper 28.69 % Cu
Selenium 71.31 % Se
Empirical Formula:
CuSe2
IMA Status:
Approved IMA 1972
Physical Properties:
Cleavage:
[???] Good
Color:
gray.
Density:
6.53
Diaphaniety:
Opaque
Hardness:
4 - Fluorite
Luster:
Metallic
Streak:
dark gray
More details...