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Tetrahedrite & Quartz

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MGR803879

Tetrahedrite & Quartz

Description Tabs

Description
Locality: 
Casapalca Mine, Huarochiri Province, Lima Department, Peru
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.4 × 5.9 × 4.1 cm
Description

A star-formed assemble of elongated thin quartz crystals with sharp, black tetrahedrite in the center. A few small, lustrous pyrite crystals are also present and give even more contrast to this very attractive combination-piece.

Mineral Data
What's on the rock

Tetrahedrite

Formula: 
Cu6[Cu4(Fe,Zn)2]Sb4S13
Strunz: 
2.GB.05
Hardness: 
3.5 - 4.0

Quartz

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