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Sylvanite & Tellurium

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ESM731354

Sylvanite & Tellurium

Description Tabs

Description
Locality: 
Emperor Mine, Viti Levu, Fiji
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
12 × 7 × 5.5 cm
Description

High lustrous crystals of native tellurium with sylvanite crystals on 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

Tellurium

Formula: 
Te
Strunz: 
1.CC.10
Crystal System: 
Hexagonal
Hardness: 
2.0 - 2.5
Colour: 
Tin-white
Streak: 
Grey
Type Locality: 
Mariahilf Mine, Faţa Băii (Facebánya; Facebay; Fatiabaja), Zlatna (Zalatna; Zalathna), Alba Co., Romania