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Curite & Uranophane

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JYJ623807

Curite & Uranophane

Description Tabs

Description
Locality: 
Johannesschacht Mine, Wölsendorf, Schwarzach bei Nabburg, Upper Palatinate, Bavaria, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 2 × 1 cm
Description

Intense yellow uranophane & minor curite in dark fluorite. 

Confirmed sample.

References:

Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990

Mineral Data
What's on the rock

Curite

Formula: 
Pb3(UO2)8O8(OH)6·3H2O
Strunz: 
4.GB.55
Hardness: 
4.0 - 5.0
Streak: 
Orange
Type Locality: 
Shinkolobwe Mine (Kasolo Mine), Shinkolobwe, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)

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