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Galena & Sphalerite

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ESM775793

Galena & Sphalerite

Description Tabs

Description
Locality: 
Lüderich Mine, Altenbrück, Bensberg, Overath, Cologne, North Rhine - Westphalia, Germany
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
13 × 10 × 4 cm
Description

Grey metallic  galena cubes on translucent brown sphalerite crystals on matrix

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

Sphalerite

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