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Calcite

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MEX804449

Calcite

Classic Locality

Description Tabs

Description
Locality: 
Büschhof Quarry, Wirtenbach, Waldbröl, Cologne, North Rhine - Westphalia, Germany
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 3.3 × 3 cm
Largest Crystal: 
2.40cm
Weight: 
57.00gr
Description

Fantastic calcite specimen from the closed schretzmair quarry. Family schretzmair was the owner of the büschhof quarry. The rhombohedrons are colored deep black.

Mineral Data
What's on the rock

Calcite

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