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Pseudojohannite

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JYJ896156

Pseudojohannite

Description Tabs

Description
Locality: 
Widowmaker Mine, Fry Mesa, White Canyon, San Juan County, Utah, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 1.4 × 1.2 cm
Description

Dark green pseudojohannite with natrozippeite from the Widowmaker mine, White Canyon, Utah, USA. Other associated minerals are antlerite, chalcanthite, cejkaite and gypsum. 

Ex C. Adan specimen. 

 

Mineral Data
What's on the rock

Pseudojohannite

Formula: 
Cu6.5(UO2)8(SO4)4O8(OH)5·25H2O
Group Parent: 
Zippeite Group
Strunz: 
7.EC.20
Crystal System: 
Triclinic
Hardness: 
0.0
Type Locality: 
Rovnost Mine (Werner Mine), Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic