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Chalcopyrite & Sphalerite

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CR565967

Chalcopyrite & Sphalerite

Classic Locality

Description Tabs

Description
Locality: 
Mine #5, Baia Sprie, Maramureș County, Romania
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 7.5 × 3 cm
Description

A truly aesthetic specimen with fine crystals of chalcopyrite, high lustrous black sphalerite crystals and white calcite.

Beautiful old time specimen - acquired 1984

Mineral Data
What's on the rock

Chalcopyrite

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

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0