General Information:
Chemical Formula:
Tl6CuAs16S40
Composition:
(Molecular Weight = 3,771.23 gm)
Thallium 32.52 % Tl
Copper 1.69 % Cu
Arsenic 31.79 % As
Sulfur 34.01 % S
Empirical Formula:
Tl6CuAs16S40
IMA Status:
Approved IMA 1965
Physical Properties:
Cleavage:
[???] Good
Color:
copper red.
Density:
4.39
Diaphaniety:
Translucent
Hardness:
2 - Gypsum
Luster:
Metallic
Streak:
purple
More details...