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Bornite

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MGR723117

Bornite

Description Tabs

Description
Locality: 
Dzhezkazgan Mine, Dzhezkazgan, Karaganda Oblast, Kazakhstan
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.1 × 5.5 × 4 cm
Description

Isolated crystals on matrix. They show metallic luster and a very attractive texture, further an amazing iridiscent layer. Good contrast, very aesthetic! Rare material from an uncommon locality! Undamaged.

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
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