General Information:
Chemical Formula:Cu2As3
Composition:(Molecular Weight = 351.86 gm)Copper 36.12 %
CuArsenic 63.88 %
As
Empirical Formula: Cu2As3
IMA Status:Approved IMA 1962
Physical Properties:
Cleavage:[???] Perfect
Color:black, black, or steel gray.
Density:5.3
Diaphaniety:Opaque
Hardness:3.5-4 - Copper Penny-Flourite
Luster:Metallic
Streak:black
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