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Bornite

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NST665895

Bornite

Classic Locality

Description Tabs

Description
Locality: 
Bernard Koenen Shafts I & II, Niederröblingen, Sangerhausen, Saxony - Anhalt, Germany
Class: 
Massive/Crystalline
Size Range: 
Cabinet (10-18 cm)
Size: 
10.6 × 4.3 × 2.2 cm
Description

A fine old-time example of typical "Kupferlineal" (copper ruler), stratabound elongated bornite ore lens in black shale. Mines are abandoned since 1990.

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