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Bornite

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WND850046

Bornite

Classic Locality

Description Tabs

Description
Locality: 
Carn Brea Mine, Illogan, Cornwall, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.7 × 6.7 × 2.7 cm
Description

This superb, old-time Cornish specimen features countless, multifaced crystals of Bornite on matrix. They are excellent defined, sharp edged and almost superbly terminated. They are showing a dark steel gray colour with a fine patina,- the indicator, that the specimen was never "overcleaned". Just a super piece.

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
Wendel Minerals

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Our Terms & Conditions can be found at:​ https://www.wendel-minerals.com/en/shop/agb.php