Smithsonite Crystals on Chalcocite - NTS 020

Brownish-pink smithsonite crystals on a chalcocite matrix

Measurements:  53 x 50 x 37 mm

Description:  A specimen consisting of brownish-pink smithsonite crystals on a chalcocite matrix. 

The specimen, which displays well on a flat surface, has relatively little damage. 

Weight of Specimen:  93.3 g

Chemical Composition:  ZnCO3  (smithsonite basic formula)        
                                    Cu2S (chalcocite) 

Hardness on Mohs Scale:  (smithsonite )  4 - 5    
                                        (chalcocite) 2 - 3

Location:  Tsumeb, Northern Namibia.

Specimen Code:  NTS 020

US $ 250 

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