Azurite, Malachite and Duftite - NTS 016

Gemmy azurite crystals, malachite and duftite on

Measurements:  55 x 47 x 25 mm

Description:  Small, gemmy azurite crystals, minute bits of malachite and duftite sit on a conglomerate matrix. The bottom of the specimen also has some azurite.

The specimen has no notable damage.

Weight of Specimen:  42.9 g

Chemical Composition:   Cu3(CO3)2(OH)2  (azurite)         
                                          Cu2+(CO3)(OH)2  (malachite) 
                                          PbCu(AsO4)(OH)  (duftite)

Hardness on Mohs Scale:  (azurite)  3.5 – 4  
                                           (malachite)  3.5 - 4
                                           (duftite)  4.5 

Location:  Tsumeb, Northern Namibia.

Specimen Code:   NTS 016

US $ 180



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