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Chalcostibite

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MNR687524

Chalcostibite

Description Tabs

Description
Locality: 
Dúbrava, Liptovský Mikuláš County, Zilina Region, Slovakia (Slovak Republic)
Class: 
Massive/Crystalline
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 4.4 × 3.7 cm
Description

Massive grey chalcostibite in white baryte matrix. Rich, lustrous sample with some iridescence. One of the best pieces, I have had in my stock. No more being found at locality.

Mineral Data
What's on the rock

Chalcostibite

Formula: 
CuSbS2
Strunz: 
2.HA.05
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 4.0
Streak: 
black
Type Locality: 
Graf Jost-Christian Mine, Wolfsberg, Stolberg, Harz, Saxony-Anhalt, Germany