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Marcasite & Calcite

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SHS921002

Marcasite & Calcite

Description Tabs

Description
Locality: 
Kuhlenberg Quarry, Silbach, Winterberg, Arnsberg, North Rhine - Westphalia, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2.6 × 1.4 cm
Description

Marcasite and calcite in matrix

Mineral Data
What's on the rock

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