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Sylvanite & Tellurium

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CR510875

Sylvanite & Tellurium

Rare Mineral

Description Tabs

Description
Locality: 
Emperor Mine, Viti Levu, Fiji
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 0.35 × 0.3 cm
Largest Crystal: 
1.90cm
Description

A very large and sharp, lustrous sylvanite crystal with severyl well terminated native tellurium crystals.

Very good and outstanding large crystal of sylvanite from the famous gold mine on the Fiji islands.

Beautiful.

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