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Walpurgite & Bismite

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GMB107224

Walpurgite & Bismite

Description Tabs

Description
Locality: 
Schneeberg, Erzgebirge, Saxony, Germany
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 4 × 3 cm
Description

A nice sample of oxidized native bismuth and bismuthinite on a matrix of mica schist and hornstein quartz which contains bismite and tabular yellow walpurgite and similar such secondary minerals.

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

Bismite

Formula: 
Bi2O3
Strunz: 
4.CB.60
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Colavi Mine, Machacamarca District (Colavi District), Cornelio Saavedra Province, Potosí Department, Bolivia

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

For payment within EU money transfer is preferred:

Marco Drechsel

SPK Mittelsachsen

SWIFT/BIC-Code: WELADED1FGX

IBAN: DE49 870520004111076110