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Calcite

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ESM751932

Calcite

Description Tabs

Description
Locality: 
Hastenrath, Eschweiler, Cologne, North Rhine - Westphalia, Germany
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 3 × 4.5 cm
Description

Sharp clear calcite scalenohedrons

Mineral Data
What's on the rock

Calcite

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