Jaskolskiite

General Information:
 Chemical Formula:
Pb2+xCux(Sb,Bi)2-xS5, x=0,2
 IMA Status:
Approved IMA 1982
Physical Properties:
 Color:
lead gray.
 Density:
6.5
 Diaphaniety:
Opaque
 Hardness:
4 - Fluorite
 Luster:
Metallic
 Streak:
dark gray
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