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Chalcomenite & Cobaltomenite

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SHS205063

Chalcomenite & Cobaltomenite

Description Tabs

Description
Locality: 
El Dragón Mine, Quijarro Province, Potosi Department, Bolivia
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 0.6 × 0.4 cm
Description

 Nice chalcomenite and cobaltomenite on matrix

Mineral Data
What's on the rock

Chalcomenite

Formula: 
CuSeO3·2H2O
Strunz: 
4.JH.05
Crystal System: 
Orthorhombic
Hardness: 
2.0 - 2.5
Type Locality: 
Cerro de Cacheuta, Sierra de Cacheuta, Mendoza, Argentina

Cobaltomenite

Formula: 
CoSeO3·2H2O
Strunz: 
4.JH.10
Crystal System: 
Monoclinic
Hardness: 
2.0 - 2.5
Streak: 
dark pink
Type Locality: 
Cerro de Cacheuta, Sierra de Cacheuta, Mendoza, Argentina