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Calcite

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CR16383

Calcite

Description Tabs

Description
Locality: 
Cavnic Mine, Maramureș County, Romania
Size Range: 
Cabinet (10-18 cm)
Size: 
11.5 × 12.5 × 7 cm
Description

A typical calcite specimen from Herja comprising a ball of complex crystalline faces with metallic luster resting on a matrix of quartz crystals included with boulangerite.

There are a few secondary isolated calcite crystals over the specimen.

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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