Cobaltoan Dolomite on Matrix – BARG 043

Measurements:  35 x 27 x 12 mm

Description:  Small, drusy cobaltoan dolomite crystals sit on a rock matrix that has been trimmed at the bottom, for better display. 

The specimen has a few nicks.

Weight of Specimen:  24.5 g   

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

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

Location:  Congo (DRC), Africa.

Specimen Code:  BARG 043

US $ 7
.