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Cobaltoan Adamite & Cuprian Adamite

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ESM661900

Cobaltoan Adamite & Cuprian Adamite

Classic Locality

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
1.8 × 4 × 2.8 cm
Description

A rare sequence of green cuprian adamite with pink cobaltoan adamite and green cuprian adamite terminations

Mineral Data
What's on the rock

Cobaltoan Adamite

Variety Of: 

Adamite

Formula: 
Zn2(AsO4)(OH)
Strunz: 
8.BB.30
Hardness: 
3.5
Formula: 
(Zn,Co)AsO4OH
Hardness: 
0.0

Cuprian Adamite

Variety Of: 

Adamite

Formula: 
Zn2(AsO4)(OH)
Strunz: 
8.BB.30
Hardness: 
3.5
Formula: 
(Zn,Cu)2AsO4OH
Hardness: 
0.0