Cobaltoan Dolomite on Matrix – OTH 018

Cobaltoan dolomite crystals on rock matrix

Measurements:  55 x 33 x 13 mm

Description:  A thin layer of cobaltoan dolomite crystals on rock matrix, which has been trimmed. 

The specimen has a few nicks.

Weight of Specimen:  42 g

Chemical Composition:   (Ca,Mg,Co)CO3  (cobaltoan dolomite)

Hardness on Mohs Scale:  (cobaltoan dolomite)  3.5 – 4

Location:  Congo (DRC), Africa.

Specimen Code:  OTH 018

R 120

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