PEKOITE

General Information:

Chemical Formula:

PbCuBi11(S,Se)18

IMA Status:

Approved IMA 1976

Physical Properties:

Cleavage:

[???] Good

Color:

lead gray.

Diaphaniety:

Opaque

Hardness:

2-3 - Gypsum-Calcite

Luster:

Metallic

Streak:

lead gray

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