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Walpurgite

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CR40568

Walpurgite

Rare Mineral

Description Tabs

Description
Locality: 
Schneeberg, Erzgebirge, Saxony, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3.7 × 2.8 cm
Largest Crystal: 
0.20cm
Description

Orange-yellow walpurgite crystals in bismutite matrix.

Mineral Data
What's on the rock

Walpurgite

Formula: 
(BiO)4(UO2)(AsO4)2·3H2O
Strunz: 
8.EA.05
Hardness: 
3.5
Type Locality: 
Walpurgis Flacher vein, Weißer Hirsch Mine (Shaft 3), Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany