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Calcite & Chalcopyrite

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CR526113

Calcite & Chalcopyrite

Description Tabs

Description
Locality: 
Mine #5, Baia Sprie, Maramureș County, Romania
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
12.5 × 7.5 × 3.5 cm
Description

Very attractive and good display specimen of creamy white calcite crystals good contrasting chalcopyrite crystals.

Beautiful and pristine specimen - collected 1987

Mineral Data
What's on the rock

Calcite

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

Chalcopyrite

Formula: 
CuFeS2
Strunz: 
2.CB.10a
Crystal System: 
Tetragonal
Hardness: 
3.5 - 4.0