Calcite and Mottramite Crystal Cluster - TS 023

Calcite and mottramite crystal cluster

Measurements:  120 x 55 x 47 mm

Description:  A multi-sided cluster of calcite and dark green to black mottramite crystals, with minute bits of duftite. 

The specimen, which displays well on a flat surface in various positions, has a few nicks.

Weight of Specimen:  344 g  (0.344 kg)

Chemical Composition:  CaCO3 (calcite)
                                        PbCu(VO4)(OH) (mottramite) 

Hardness on Mohs Scale:  (calcite 3
                                          (mottramite)
  3 - 3

Location:  Tsumeb, Northern Namibia.

Specimen Code:  TS 023

R 400

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