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Baryte Marcasite Calcite & Chalcopyrite

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MEX143122

Baryte Marcasite Calcite & Chalcopyrite

ex Mr.Pielsticker, Hemer collection, incl. old label
Classic Locality

Description Tabs

Description
Locality: 
Becke-Oese Quarry, Menden, Iserlohn, Arnsberg, North Rhine - Westphalia, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.2 × 5.5 × 3.8 cm
Description

Absolute, rare barite specimen from sauerland. The barite specimen was found only few times in the quarry. The quarry is closing. This specimen have a bigger "Kanonenspat" crystal. The dark color on the barite crystals are marcasite and chalcopyrite crystals.

Mineral Data
What's on the rock

Baryte

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

Marcasite

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

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Chalcopyrite

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