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Dewindtite & Saléeite & Torbernite

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ESM1059785

Dewindtite & Saléeite & Torbernite

ex. Backmann system. coll. Dresden

Description Tabs

Description
Locality: 
Medvedin, Špindlerův Mlýn, Krkonoše Mountain, Hradec Králové Region, Czech Republic
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 3 × 2 cm
Description

Yellow dewindtite crystals with green torbernite crystals and brown saleeite crystals on matrix

Mineral Data
What's on the rock

Dewindtite

Formula: 
H2Pb3(UO2)2(PO4)4O4·12H2O
Strunz: 
8.EC.10
Crystal System: 
Orthorhombic
Hardness: 
0.0
Type Locality: 
Shinkolobwe Mine (Kasolo Mine), Shinkolobwe, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)

Saléeite

Formula: 
Mg(UO2)2(PO4)2·10H2O
Strunz: 
8.EB.05
Hardness: 
2.0 - 3.0
Type Locality: 
Weißer Hirsch Mine (Shaft 3), Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany

Torbernite

Formula: 
Cu(UO2)2(PO4)2·12H2O
Strunz: 
8.EB.05
Crystal System: 
Tetragonal
Hardness: 
2.0 - 2.5
Type Locality: 
Johanngeorgenstadt, Johanngeorgenstadt District, Erzgebirge, Saxony, Germany