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Sylvanite & Empressite

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SHS141230

Sylvanite & Empressite

Description Tabs

Description
Locality: 
Senator Hill & Ophir Veins, Magnolia, Boulder County, Colorado, United States of America
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 1 × 1 cm
Description

Sylvanite and empressite 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

Empressite

Formula: 
AgTe
Strunz: 
2.CB.80
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 3.5
Type Locality: 
Empress Josephine Mine (Empress Josephine and Boss Mammoth Claims), Bonanza, Bonanza District (Kerber Creek District), Saguache Co., Colorado, USA