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Cobaltoan Dolomite & Mimetite

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CR65881

Cobaltoan Dolomite & Mimetite

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.8 × 6.2 × 3.5 cm
Description

A specimen of dolomite from the Tsumeb Mine, a beautiful bright pink from the cobalt content, with the appearance of a bright pink. 

Partely covered by gemmy pale yellow-brown mimetite crystals.

A specimen from the famous Grosch collection, Germany.

Mineral Data
What's on the rock

Cobaltoan Dolomite

Variety Of: 

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Hardness: 
3.5 - 4.0
Formula: 
(Ca,Mg,Co)CO3
Hardness: 
0.0

Mimetite

Formula: 
Pb5(AsO4)3Cl
Strunz: 
8.BN.05
Crystal System: 
Hexagonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Treue Freundschaft Mine, Johanngeorgenstadt, Johanngeorgenstadt District, Erzgebirge, Saxony, Germany