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Sphalerite Quartz & Dolomite

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CLB49270

Sphalerite Quartz & Dolomite

Description Tabs

Description
Locality: 
Aurora Mine, Ramsbeck, Bestwig, Arnsberg, North Rhine - Westphalia, Germany
Size Range: 
Small cabinet (7-10 cm)
Size: 
3.5 × 9 × 4.2 cm
Largest Crystal: 
0.80cm
Description

The Aurora Mine is famous for it's phalerite crystals.

Lustrous dark-brown sphalerite crystals, up to 0.8 cm, on a combination of rock crystal with dolomite.

Mineral Data
What's on the rock

Sphalerite

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

Quartz

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

Dolomite

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

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