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Wölsendorfite Uranophane Uranopilite On Uraninite

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SMM903753

Wölsendorfite Uranophane Uranopilite On Uraninite

Classic Locality

Description Tabs

Description
Locality: 
Johannesschacht Mine, Wölsendorf, Schwarzach bei Nabburg, Upper Palatinate, Bavaria, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2 × 1.5 cm
Description

An interesting sample of black uraninite with pale-orange tufts of prismatic tabular crystals of wolsendorfite together with pale-yellow uranophane crystals and bright-yellow uranopilite from a classic German locality. Found in 1938.

 

Boxed with Label
Mineral Data
What's on the rock

Wölsendorfite

Formula: 
(Pb,Ca)U2O7·2H2O
Strunz: 
4.GB.30
Hardness: 
5.0
Type Locality: 
Wölsendorf Fluorite Mining District, Upper Palatinate, Bavaria, Germany

Uranophane

Formula: 
Ca(UO2)2[HSiO4]2·5H2O
Strunz: 
9.AK.15
Crystal System: 
Monoclinic
Hardness: 
2.0 - 3.0
Type Locality: 
Miedzianka (Kupferberg), Jelenia Góra District, Rudawy Janowickie Mts, Lower Silesia (Dolnośląskie), Poland

Uranopilite

Formula: 
(UO2)6(SO4)O2(OH)6·14H2O
Strunz: 
7.EA.05
Crystal System: 
Monoclinic
Hardness: 
0.0
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Uraninite

Formula: 
UO2
Strunz: 
4.DL.05
Crystal System: 
Isometric
Hardness: 
5.0 - 6.0
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

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