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Sphalerite & Chalcopyrite With Quartz

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KSC81191

Sphalerite & Chalcopyrite With Quartz

Description Tabs

Description
Locality: 
Deveti Septemvri Mine, Smolyan Oblast, Bulgaria
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2.5 × 1.7 cm
Description

Perfectly defined Sphalerite crystal in combination with a crystal of chalcopyrite and a halo of small quartz points.\some edge wear is present and a contact on the base of the display.On the edges it turns orange.

Mineral Data
What's on the rock

Sphalerite

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

Chalcopyrite

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

Quartz

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

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