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Chalconatronite

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JYJ1007691

Chalconatronite

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 1.6 × 1.3 cm
Description

Dark blue chalconatronite from the Tsumeb mine, Namibia. 

SEM-EDS & Raman confirmed no MA1920. Analysis on request. 

Mineral Data
What's on the rock

Chalconatronite

Formula: 
Na2Cu(CO3)2·3H2O
Strunz: 
5.CB.40
Crystal System: 
Monoclinic
Hardness: 
0.0
Type Locality: 
Egypt