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Cobaltite

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CR88731

Cobaltite

Rare Mineral

Description Tabs

Description
Locality: 
Tunaberg, Nyköping, Södermanland County, Sweden
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 1.8 × 1.3 cm
Largest Crystal: 
0.50cm
Description

A sharp and lustrous cobaltite crystal in matrix from an old collection.

Mineral Data
What's on the rock

Cobaltite

Formula: 
CoAsS
Strunz: 
2.EB.25
Crystal System: 
Orthorhombic - Pyramidal
Hardness: 
5.5
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