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Vysokýite Štěpite & Native Arsenic

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CZM135098

Vysokýite Štěpite & Native Arsenic

Radioactive

Description Tabs

Description
Locality: 
Jáchymov, Krušné Hory, Karlovy Vary Region, Czech Republic
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.4 × 4.2 × 3 cm
Description

Extremly rare vysokýite agregates together with štepite crystals growing on arsenic.

Mineral Data
What's on the rock

Vysokýite

Formula: 
U4+[AsO2(OH)2]4•4H2O
Hardness: 
2.0 - 0.0
Type Locality: 
Geschieber vein, Svornost Mine (Einigkeit Mine), Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Štěpite

Formula: 
U(AsO3OH)2·4H2O
Hardness: 
0.0
Type Locality: 
Geschieber vein, Svornost Mine (Einigkeit Mine), Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Arsenic

Formula: 
As
Strunz: 
1.CA.05
Crystal System: 
Trigonal
Hardness: 
3.5
Streak: 
Grey

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