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Chalcopyrite & Quartz

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MEX168217

Chalcopyrite & Quartz

with older label, ex Schilp collection
Classic Locality

Description Tabs

Description
Locality: 
Bollnbach Mine, Herdorf, Altenkirchen, Rhineland-Palatinate, Germany
Size Range: 
Cabinet (10-18 cm)
Size: 
15.5 × 11.4 × 11.1 cm
Description

A rich, massiv chalcopyrite specimen with countless crystals and quartz groups.

Mineral Data
What's on the rock

Chalcopyrite

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

Quartz

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