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Uranospinite & Metanováčekite

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JYJ621229

Uranospinite & Metanováčekite

Description Tabs

Description
Locality: 
Mas d'Alary, Lodève, Hérault, Occitanie, France
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 1 × 0.8 cm
Description

Beautiful greenish yellow spear-shaped metanovacekite among uranospinite. 

References:

Stephan Wolfsried collection (PXRD-, SXRD- and EDS-analysed by Uwe Kolitsch)

Mineral Data
What's on the rock

Uranospinite

Formula: 
Ca(UO2)(AsO4)2·10H2O
Strunz: 
8.EB.05
Crystal System: 
Tetragonal
Hardness: 
2.0 - 3.0
Type Locality: 
Walpurgis Flacher vein, Weißer Hirsch Mine (Shaft 3), Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany

Metanováčekite

Formula: 
Mg(UO2)2(AsO4)2·4-8H2O
Strunz: 
8.EB.10
Hardness: 
2.5
Colour: 
yellow
Type Locality: 
Anton Mine (St. Anton Mine), Heubach Valley, Wittichen, Schenkenzell, Black Forest, Baden-Württemberg, Germany