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Sylvanite

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HCH521367

Sylvanite

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Description
Locality: 
Portland Mine, Cripple Creek, Teller County, Colorado, United States of America
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 2 × 1 cm
Description

A about 5 mm large intergrown grain of Sylvanite in matrix.

Mineral Data
What's on the rock

Sylvanite

Formula: 
(Au,Ag)2Te4
Strunz: 
2.EA.05
Crystal System: 
Monoclinic
Hardness: 
1.5 - 2.0
Type Locality: 
Baia de Arieş (Offenbánya), Alba Co., Romania

Seller Information

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