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Native Gold Tsumoite & Tellurobismuthite

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JYJ810107

Native Gold Tsumoite & Tellurobismuthite

Description Tabs

Description
Locality: 
Boliden Mine, Boliden, Skellefteå, Västerbotten County, Sweden
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.8 × 3 × 2.6 cm
Description

Native gold associated with fine graine tsumoite and foliated grey tellurobismuthinite. 

Specimen has been SEM-EDS confirmed. Analysis no 466 is attached to the analytical section. 

 

Mineral Data
What's on the rock

Gold

Formula: 
Au
Strunz: 
1.AA.05
Crystal System: 
Isometric
Hardness: 
2.5 - 3.0

Tsumoite

Formula: 
BiTe
Strunz: 
2.DC.05
Hardness: 
2.5 - 3.0
Type Locality: 
Tsumo mine, Masuda, Shimane Prefecture, Chugoku Region, Honshu Island, Japan

Tellurobismuthite

Formula: 
Bi2Te3
Strunz: 
2.DC.05
Crystal System: 
Trigonal
Hardness: 
1.5 - 2.0
Colour: 
Lead-grey
Type Locality: 
Boly Field Mine (Field's Mine; Field's vein), Dahlonega, Lumpkin Co., Georgia, USA...
Analysis
Analysis Report - only: Native Gold Tsumoite & Tellurobismuthite
Analysis Report - only: Native Gold Tsumoite & Tellurobismuthite
Analysis Report - only: Native Gold Tsumoite & Tellurobismuthite
Analysis Report - only: Native Gold Tsumoite & Tellurobismuthite