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Quartz Chalcopyrite & Sphalerite

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KFT150434

Quartz Chalcopyrite & Sphalerite

Description Tabs

Description
Locality: 
Cavnic Mine, Maramureș County, Romania
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 4.2 × 5.5 cm
Description

2 generations of quartz grown togehter with chalcopyrite and sphalerite - esthetic grown..

Mineral Data
What's on the rock

Quartz

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

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