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Kröhnkite & Changoite

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RBM164095

Kröhnkite & Changoite

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Description
Locality: 
La Compañia Mine, Sierra Gorda, Antofagasta Province, Antofagasta Region, Chile
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 5 × 3.5 cm
Description

Changoite accompanied by prismatic green-bluish Kronhkite, minor Caracolite and Quartz/Chalcedony. The Changoite xls are considered extremely rare worldwide.

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

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

Seller Information

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