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Chalcostibite

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JYJ819609

Chalcostibite

Description Tabs

Description
Locality: 
Cavnic Mine, Maramureș County, Romania
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 1.4 × 1.1 cm
Description

Black metallic chalcostibite associated with native quartz an unidentified brown metallic sulfide (bournonite?). 

 

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