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Bornite

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PCZ550981

Bornite

Description Tabs

Description
Locality: 
Sangerhausen, Saxony - Anhalt, Germany
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 6.5 × 2 cm
Description

An attractive cut specimen showing typical "Kupferlineal" (copper ruler), stratabound elongated bornite ore lens in shale. This was difficult to photograph and is far nicer in person with both the bornite and shale being much deeper in colour. Unusual and relatively rare habit.

Mineral Data
What's on the rock

Bornite

Formula: 
Cu5FeS4
Strunz: 
2.BA.15
Crystal System: 
Tetragonal
Hardness: 
3.0
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic
Peter Crozier Minerals