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Sphalerite With Dolomite On Quartz

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CLB86012

Sphalerite With Dolomite On Quartz

Classic Locality

Description Tabs

Description
Locality: 
Aurora Mine, Ramsbeck, Bestwig, Arnsberg, North Rhine - Westphalia, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.4 × 2.4 × 3.3 cm
Largest Crystal: 
0.40cm
Description

Ramsbeck is one of the best localities for sphalerite in Germany.

Here we have a really nice specimen with highly lustrous dark brown sphalerite crystals up to 0.4 cm setting up a nice contrast to the surrounding rock crystals.

Specimen like this rarely appear on the market anymore.

Mineral Data
What's on the rock

Sphalerite

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

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
3.5 - 4.0
Streak: 
White

Quartz

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

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