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Galena Chalcopyrite & Sphalerite

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SUR66895

Galena Chalcopyrite & Sphalerite

Description Tabs

Description
Locality: 
Nikolayevskiy Mine, Dalnegorsk, Primorskiy Kray, Russian Federation
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 5 × 3 cm
Description

A collection of sulphides in nice distinct crystals, set against a white quartzite matrix. Some of the galena crystals are bizarrely intergrown with chalcopyrite crystals.

Mineral Data
What's on the rock

Galena

Formula: 
PbS
Strunz: 
2.CD.10
Crystal System: 
Isometric
Hardness: 
2.5
Colour: 
Lead-grey
Streak: 
Lead-grey

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
Surrey Minerals