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Calcite & Pyrite

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MBM892209

Calcite & Pyrite

From an old miner collection 1931 - 2021
Classic Locality

Description Tabs

Description
Locality: 
Recklinghausen II Mine, Recklinghausen, Ruhr, North Rhine - Westphalia, Germany
Class: 
Crystal Group/Cluster
Size Range: 
Cabinet (10-18 cm)
Size: 
17 × 11 × 6 cm
Largest Crystal: 
3.00cm
Description

Huge 1609g heavy Calcite up to 30mm associated with Pyrite from the Recklinghausen II mine, Recklinghausen, Ruhr

Mineral Data
What's on the rock

Calcite

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

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5