Calcite and Mottramite - NTS 030

Clear calcite crystals on mottramite, on metallic ore

Measurements:  64 x 42 x 20 mm

Description:  Clear calcite crystals sit on mottramite which, in turn, sit on metallic ore.

Some calcite crystals are damaged.

Weight of Specimen:  118 g

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

Hardness on Mohs Scale:  (calcite)  3       
                                          (mottramite) 3 – 3.5

Location:  Tsumeb, Northern Namibia.

Specimen Code:  NTS 030 

US $ 120





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