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Changoite & Kröhnkite

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RBM951076

Changoite & Kröhnkite

Description Tabs

Description
Locality: 
La Compañia Mine, Sierra Gorda, Antofagasta Province, Antofagasta Region, Chile
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 6 × 4 cm
Description

Yellow crystal of changoite accompanied by kronhkite  and hexagonal colourless platy crystals of caracolite. Named after the Changos people, the early former inhabitants of northern Chile.

Mineral Data
What's on the rock

Changoite

Formula: 
Na2Zn(SO4)2·4H2O
Strunz: 
7.CC.50
Crystal System: 
Monoclinic
Hardness: 
2.0 - 3.0
Colour: 
Colorless
Streak: 
White
Type Locality: 
Sierra Gorda District, Antofagasta Province, Antofagasta Region, Chile

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

Seller Information

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