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Johannite & Magnesiozippeite

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CHP1008404

Johannite & Magnesiozippeite

Classic Locality

Description Tabs

Description
Locality: 
Svornost Mine, Jáchymov, Krušné Hory, Karlovy Vary Region, Czech Republic
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2.5 × 1.1 cm
Description

specimen with a very nice light apple green crystalline aggregates of johannite with associate beautiful crystalline balls of yellow magnesiozippeite on matrix.

c. 7111

Mineral Data
What's on the rock

Johannite

Formula: 
Cu(UO2)2(SO4)2(OH)2·8H2O
Strunz: 
7.EB.05
Crystal System: 
Triclinic
Hardness: 
2.0 - 2.5
Colour: 
Emerald-green
Type Locality: 
Elias Mine, Jáchymov, Krušné Hory, Karlovy Vary, Bohemia, Czech Republic

Magnesiozippeite

Formula: 
Mg(UO2)2(SO4)O2·3.5H2O
Group Parent: 
Zippeite Group
Strunz: 
7.EC.05
Crystal System: 
Monoclinic
Hardness: 
2.0
Type Locality: 
Lucky Strike No. 2 mine, San Rafael District (San Rafael Swell), Emery Co., Utah, USA

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