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Tennantite Chalcopyrite Pyrite Sphalerite & Quartz

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MGR721556

Tennantite Chalcopyrite Pyrite Sphalerite & Quartz

Description Tabs

Description
Locality: 
Zacatecas, Zacatecas Municipality, Zacatecas, Mexico
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
13.5 × 11.4 × 7.9 cm
Description

What a gerat combination - 5 minerals on one piece! And all species in really fine quality. Nice contarst and very tri-dimensional assemble. We try to give you an idea of the architecture of the piece with our images, but it is really better in person. No significant damages to report. Will come with an old label from the famous German dealer and collector Wilke.

Mineral Data
What's on the rock

Tennantite

Formula: 
Cu6[Cu4(Fe,Zn)2]As4S13
Strunz: 
2.GB.05
Crystal System: 
Isometric
Hardness: 
3.0 - 4.5
Type Locality: 
Cornwall, England, UK

Chalcopyrite

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

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5

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