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Uranophane

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ESM796877

Uranophane

Description Tabs

Description
Locality: 
Krunkelbach Valley, Menzenschwand, Baden-Württemberg, Germany
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 1.5 × 2.5 cm
Description

Yellow uranophane needles with green torbernite crystals on matrix

Mineral Data
What's on the rock

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