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Calcite & Dolomite

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MGR753558

Calcite & Dolomite

Description Tabs

Description
Locality: 
Trepča, Mitrovica District, Kosovo
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.9 × 5.6 × 3.7 cm
Description

The "matrix" is a large dolomite crystal, which is completely covered with tiny calcite crystals of first generation. On it you can see some free-standing exposed large calcite crystals of second generation with curved edges and some internal zoning. A really uncommon and very eye-catching specimen from this famous locality.

Mineral Data
What's on the rock

Calcite

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

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
3.5 - 4.0
Streak: 
White