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Marcasite & Chalcopyrite

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ESM857939

Marcasite & Chalcopyrite

Description Tabs

Description
Locality: 
Velbert, Niederberg, North Rhine - Westphalia, Germany
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 2 × 2 cm
Description

Colorful chalcopyrite crystals with marcasite crystals on dolomite crystals

Mineral Data
What's on the rock

Marcasite

Formula: 
FeS2
Strunz: 
2.EB.10a
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 6.5

Chalcopyrite

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