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Bornite & Malachite

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WND799312

Bornite & Malachite

Ex Joachim Hennrich Collection
Classic Locality

Description Tabs

Description
Locality: 
Ausserbinn, Ernen, Goms, Valais, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.1 × 2.3 × 2.5 cm
Description

This specimen is definitely not a beauty, but it is an exceeding rare and sought after specimen of crystallized bornite, accompanied by botryoidal malachite. This locale doesn´t produce items since years. Consequently such items are hard to find.

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

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0
Wendel Minerals

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