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Sylvanite & Native Tellurium

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CR10598

Sylvanite & Native Tellurium

Rare Mineral

Description Tabs

Description
Locality: 
Emperor Mine, Viti Levu, Fiji
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 0.3 × 0.2 cm
Largest Crystal: 
1.70cm
Description

Very large and perfect terminated (double terminated) sylvanite crystal with small but absolutely perfect native tellurium crystals.

Extremely large and perfect crystal for these very rare minerals.

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