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Tennantite & Sphalerite On Quartz

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PJM86507

Tennantite & Sphalerite On Quartz

Ex J & S Mommers Collection.

Description Tabs

Description
Locality: 
El Cobre, Concepción del Oro, Zacatecas, Mexico
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 2.1 × 1.9 cm
Description

Clusters of dark grey tennantite are scattered across a matrix of snow white stubby quartz crystals with some minor sphalerite and pyrite.

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

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
Earthstones Australia

Seller Information

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Seller's terms and conditions

All goods must be paid for prior to shipping, all bids are binding.

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