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Chalcopyrite & Malachite On Quartz

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CLB61283

Chalcopyrite & Malachite On Quartz

Description Tabs

Description
Locality: 
Friedrichssegen Mine, Bad Ems, Rhineland-Palatinate, Germany
Size Range: 
Cabinet (10-18 cm)
Size: 
10.9 × 6.7 × 5.7 cm
Largest Crystal: 
0.30cm
Description

Quartz matrix with little rock crystals, chalcopyrite crystals and malachite crusts. There are other minerals present. I even suspect some silver involved. But you have to find out for yourself.

Mineral Data
What's on the rock

Chalcopyrite

Formula: 
CuFeS2
Strunz: 
2.CB.10a
Crystal System: 
Tetragonal
Hardness: 
3.5 - 4.0

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

Quartz

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

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