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Obradovicite-KCu

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SKY583344

Obradovicite-KCu

Type Locality

Description Tabs

Description
Locality: 
Chuquicamata Mine, Chuquicamata, Calama, El Loa Province, Antofagasta Region, Chile
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 1.1 × 0.4 cm
Description

Grass green crystals of the extremely rare mineral obradovicite-(KCu) from the type and only one of the two known localities worldwide.

Obradovicite-(KCu) is a molybdenum mineral of complex formula !.

 

Mineral Data
What's on the rock

Obradovicite-KCu

Formula: 
[K2(H2O)17Cu(H2O)6][Mo8As2Fe3+3O34(OH)3]
Strunz: 
7/C.33-40
Crystal System: 
Orthorhombic
Hardness: 
2½ -
Colour: 
Pea-green (RHS 149A)
Type Locality: 
Chuquicamata Mine, Calama, Antofagasta Region, Chile

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