Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Johannite & Magnesiozippeite

Views:
Watches:
MNR152576

Johannite & Magnesiozippeite

Type Locality

Description Tabs

Description
Locality: 
Jáchymov, Krušné Hory, Karlovy Vary Region, Czech Republic
Size Range: 
Thumbnail (1-3cm)
Size: 
2.4 × 1.5 × 1.3 cm
Description

Rich specimen of rare johannite (green crystals) along with Magnesiozippeite (pale yellow balls). Both species were analyzed. Ex. Dr.Jan Hloušek inventory. Nice fluorescent sample.

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