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Pilsenite & Native Gold

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JYJ715709

Pilsenite & Native Gold

Description Tabs

Description
Locality: 
Björkdal Mine, Sandfors, Skellefte, Västerbotten County, Sweden
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2.2 × 1.3 cm
Description

SEM-EDS analysed pilsenite and tsumoite with native gold. 

Rich specimen!

Mineral Data
What's on the rock

Pilsenite

Formula: 
Bi4Te3
Strunz: 
2.DC.05
Hardness: 
1.5 - 2.5
Colour: 
Lead-gray
Type Locality: 
Nagybörzsöny (Deutsch Pilsen; Deutschpilsen), Börzsöny Mts, Pest Co., Hungary

Gold

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