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Chalcopyrite & Sphalerite

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PDM691280

Chalcopyrite & Sphalerite

Description Tabs

Description
Locality: 
Huaron Mines, Pasco Department, Peru
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 4.3 × 3 cm
Largest Crystal: 
2.10cm
Description

Aggregate of dull greenish coloured disphenoidal crystals of twinned chalcopyrite, associated to caramel brown twinned sphalerite with certain gemmyness. The general condition is very good.

Acquired in 1991 it is an Ex. Gerard Vogel specimen.

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

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