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Mckinstryite

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ESM523368

Mckinstryite

Description Tabs

Description
Locality: 
Alexander Mine, Vrančice, Příbram, Central Bohemian Region, Czech Republic
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
1.4 × 2.7 × 2.3 cm
Description

Lustrous metallic grey to black (tarnished) mckinstryite

Mineral Data
What's on the rock

Mckinstryite

Formula: 
Ag5-xCu3+xS4
Strunz: 
2.BA.40
Hardness: 
1.5 - 2.5
Type Locality: 
Foster Mine, Coleman Township, Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada