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Marcasite & Sphalerite & Calcite

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SHS759285

Marcasite & Sphalerite & Calcite

Description Tabs

Description
Locality: 
Becke-Oese Quarry, Menden, Iserlohn, Arnsberg, North Rhine - Westphalia, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 2.5 × 1 cm
Description

Marcasite with sphalerite and calcite

Mineral Data
What's on the rock

Marcasite

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

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Calcite

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