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Bismuthinite With Fluorite & Zinnwaldite

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SHS34613

Bismuthinite With Fluorite & Zinnwaldite

ex. Collection Dr. Winfried Böhmer (Wunstorf/Germany)

Description Tabs

Description
Locality: 
Krupka, Krušné Hory, Ústí nad Labem Region, Czech Republic
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.4 × 4.7 × 3.3 cm
Description

Small bismutinite with fluorite and zinnwaldite on matrix

Mineral Data
What's on the rock

Bismuthinite

Formula: 
Bi2S3
Strunz: 
2.DB.05
Hardness: 
2.0 - 2.5
Streak: 
Lead-gray

Fluorite

Formula: 
CaF2
Strunz: 
3.AB.25
Crystal System: 
Isometric
Hardness: 
4.0
Streak: 
White
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic