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Marécottite

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JYJ761942

Marécottite

Description Tabs

Description
Locality: 
La Creusa, Les Marécottes, Le Trient Valley, Valais, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 1.8 × 1.4 cm
Description

Yellow orange EDS confirmed marecottite from the type locality on matrix. Rare mineral. 

 

Mineral Data
What's on the rock

Marécottite

Formula: 
Mg3(UO2)8(SO4)4O6(OH)2·28H2O
Strunz: 
7.EC.15
Crystal System: 
Triclinic
Hardness: 
3.0 - 0.0
Streak: 
colorless
Type Locality: 
La Creusa U prospect (La Creusaz U prospect), Les Marécottes, Le Trient Valley, Wallis (Valais), Switzerland