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Quartz & Calcite

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MGR863986

Quartz & Calcite

Description Tabs

Description
Locality: 
Trepča, Mitrovica District, Kosovo
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.3 × 7 × 3.4 cm
Description

A group of glossy rock crystals framed and at the backside covered with light, sharp calcite crystals. A well formed ee-catching sample from this well known locality.

Mineral Data
What's on the rock

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Calcite

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