Mimetite and 3 Other Minerals on Matrix - NTS 029

Measurements:  52 x 31 x 20 mm

Description:  A two-sided specimen consisting of (mainly) mimetite crystals on the one side, and malachite, duftite and cerussite crystals on the other side, all on a conglomorate rock matrix. 

There is some damage to the edges of the specimen.

Weight of Specimen:  44.5 g

Chemical Composition:  Pb₅(PO₄)₃Cl (mimetite)
                                       Cu₂+(CO₃)(OH)₂  (malachite)
                                       PbCu(AsO₄)(OH)  (duftite) 
                                       PbCO₃  (cerussite)

Hardness on Mohs Scale:  (mimetite)  3.5 - 4 
                                           (malachite)   3.5 - 4
                                          (duftite)  4.5
                                   (cerussite)  3 - 3.5 

Location:  Tsumeb, Northern Namibia. 

Specimen Code:  NTS 029

US $ 140

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