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Eisenkiesel Baryte & Chalcopyrite

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ESM755963

Eisenkiesel Baryte & Chalcopyrite

Description Tabs

Description
Locality: 
Dreislar, North Rhine - Westphalia, Germany
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 5 × 3 cm
Description

Lustrous red-brown eisenkiesel crystals on white baryte blades and minor chalcopyrite crystals

Mineral Data
What's on the rock

Eisenkiesel

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0

Baryte

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

Chalcopyrite

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