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Powellite & Brochantite

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SER966557

Powellite & Brochantite

Description Tabs

Description
Locality: 
Chuquicamata Mine, Chuquicamata, Calama, El Loa Province, Antofagasta Region, Chile
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 1.7 × 1.8 cm
Description

hundreds of emerald green elongated crystals of brochantite host dozens of yellow powellite crystals

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

Brochantite

Formula: 
Cu4(SO4)(OH)6
Strunz: 
7.BB.25
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0
Type Locality: 
Mednorudyanskoye Cu Deposit, Nizhnii Tagil, Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia...