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Powellite & Atacamite

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JYJ688415

Powellite & Atacamite

SEM-EDS analysed specimen no 2018-12-01-1

Description Tabs

Description
Locality: 
Chuquicamata Mine, Chuquicamata, Calama, El Loa Province, Antofagasta Region, Chile
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.6 × 1.3 × 0.6 cm
Description

SEM-EDS analysed specimen no 2018-12-01-1 hosting yellow powellite and green atacamite. 

Old material from the 80s. 

 

Mineral Data
What's on the rock

Powellite

Formula: 
Ca(MoO4)
Strunz: 
7.GA.05
Crystal System: 
Tetragonal
Hardness: 
3.5 - 4.0
Type Locality: 
Peacock Mine (South Peacock; Darland; Peacock & South Peacock), Cuprum, Seven Devils District, Adams Co., Idaho, USA

Atacamite

Formula: 
Cu2(OH)3Cl
Strunz: 
3.DA.10a
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 3.5
Type Locality: 
Atacama Region, Chile