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Kröhnkite

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VCV177079

Kröhnkite

Description Tabs

Description
Locality: 
La Vendida Mine, Sierra Gorda, Antofagasta Province, Antofagasta Region, Chile
Size Range: 
Thumbnail (1-3cm)
Size: 
2.8 × 2.4 × 1.6 cm
Description

A finely crystallised piece of krohnkite with some rare well formed crystals.

Krohnkite is a sulphate, forms in the monoclinic crystal system and is a member of the roselite group.

Mineral Data
What's on the rock

Kröhnkite

Formula: 
Na2Cu(SO4)2·2H2O
Strunz: 
7.CC.30
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0
Streak: 
White
Type Locality: 
Chuquicamata Mine, Chuquicamata District, Calama, El Loa Province, Antofagasta Region, Chile
Vic's Vugh Minerals