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Calcurmolite & Umohoite

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CAM127778

Calcurmolite & Umohoite

Description Tabs

Description
Locality: 
Rabejac Est, Le Puech, Hérault, Occitanie, France
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.4 × 1.4 × 1.4 cm
Description

A very good example calcurmolite and umohoite.
The specimen has a rich coverage of yellow spherical aggregates of acicular calcurmolite, a rare calcium-sodium-uranyl-molybdate and tiny red spheres of umohoite, a rare uranyl-molybdate on matrix. Beautiful under magnification.

Mineral Data
What's on the rock

Calcurmolite

Formula: 
(Ca,Na)2(UO2)3Mo2(O,OH)11·nH2O
Strunz: 
7.HB.15
Hardness: 
0.0
Type Locality: 
Sokh-Karasu area, Kadzharan Molybdenum Deposit, Upper Okhca River, Kafan District, Syunik' Province, Armenia...

Umohoite

Formula: 
(UO2)MoO4·2H2O
Strunz: 
4.GC.10
Crystal System: 
Monoclinic
Hardness: 
2.0
Type Locality: 
Freedom No. 2 Mine, Marysvale District (Marysvale Uranium area), Piute Co., Utah, USA
Cartils Minerals

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