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Colusite

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BOB641896

Colusite

Type Locality

Description Tabs

Description
Locality: 
Butte, Silver Bow County, Montana, United States of America
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 2 × 2 cm
Description

Type locale specimen of rare vanadium-bearing sulphosalt.  

Nice under 10x scope.  Classic locality for U.S.

Mineral Data
What's on the rock

Colusite

Formula: 
Cu26V2(As,Sn,Sb)6S32
Strunz: 
2.CB.30
Hardness: 
3.0 - 4.0
Streak: 
Black
Type Locality: 
East Colusa Mine, Berkeley Pit, Butte, Butte District (Summit Valley District), Silver Bow Co., Montana, USA

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