Azurite Crystal Specimen - TS 029

Measurements:  43 x 35 x 33 mm

Description:  A group of azurite crystals with dolomite and duftite. 

The crystallized faces have a few small nicks, while the rest of the specimen has contact marks.

Weight of Specimen:  41 g

Chemical Composition:  Cu₃(CO₃)₂(OH)₂ (azurite)
                                        CaMg(CO₃)₂ (dolomite) 
                                        PbCu(AsO₄)(OH) (duftite)

Hardness on Mohs Scale:  (azurite) 3.5 – 4
                                          (dolomite) 3.5-4
                                          (duftite): 4½ 

Location:  Tsumeb, Northern Namibia.

Specimen Code:  TS 029