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Cobaltoan Dolomite

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UVM806173

Cobaltoan Dolomite

Charles Trantham Estate (1936-2020), Robert W. Philips oabel
Classic Locality

Description Tabs

Description
Locality: 
Kakanda, Lubudi, Lualaba, DR Congo
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.1 × 3.7 × 3.5 cm
Description

A beautiful specimen of cobaltoan dolomite featuring deep pink-purple crystals dominating the display surface of the matrix.   Sharp crystals, deep color, and high luster.  

From the estate of noted California collector and dealer Charles Trantham, retaining a label from Robert M. Philips.

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
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