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Quartz Chalcopyrite & Pyrite

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KFT82183

Quartz Chalcopyrite & Pyrite

Description Tabs

Description
Locality: 
Cavnic Mine, Maramureș County, Romania
Size Range: 
Cabinet (10-18 cm)
Size: 
11.1 × 6.3 × 2.8 cm
Description

Very esthetic with glossy quartz and chalcopyrite. The chalcopyrite als shows some tempering colors. The chalcopyrite is also grown together with a dark gray mineral and some argentic glossy mineral.

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

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5