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Mineralpedia Details for Gustavite

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Gustavite

Gustavite

Formula
AgPbBi3S6 
Crystal System
Orthorhombic 
Crystal Habit
Tabular 
Cleavage
Distinct, Distinct, None 
Luster
Metallic 
Color
steel gray 
Streak
gray 
Class
Orthorhombic - Dipyramidal 
Hardness
3.5 
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Gustavite from South Mountain dist., Owyhee Co., Idaho, United States

Gustavite
            from South Mountain dist., Owyhee Co., Idaho, United States

Steely grey, metallic blades and plates in Chalcopyrite matrix. The longest blade is 3mm.

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