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Chalcopyrite & Baryte

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ESM766963

Chalcopyrite & Baryte

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Description
Locality: 
Dreislar, North Rhine - Westphalia, Germany
Class: 
Combination
Size Range: 
Museum (18cm plus)
Size: 
20 × 13 × 8 cm
Description

Lustrous golden bluish chalcopyrite crystals on white baryte blades

Mineral Data
What's on the rock

Chalcopyrite

Formula: 
CuFeS2
Strunz: 
2.CB.10a
Crystal System: 
Tetragonal
Hardness: 
3.5 - 4.0

Baryte

Formula: 
BaSO4
Strunz: 
7.AD.35
Hardness: 
3.0 - 3.5
Streak: 
White