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Sphalerite & Galena

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ESM816151

Sphalerite & Galena

Description Tabs

Description
Locality: 
Osikovo Deposit, Septemvri Mine, Madan, Smolyan Oblast, Bulgaria
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3 × 2.5 cm
Description

Lustrous dark sphalerite crystals on grey metallic galena

Mineral Data
What's on the rock

Sphalerite

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

Galena

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