Smithsonite Crystals In and On Metallic Ore - NTS 037

Greyish smithsonite crystals in and on metallic ore

Measurements:  54 x 35 x 33 mm

Smithsonite crystals up to about 3 mm, with a greyish colouring and pearly appearrance, sit in and on a heavy metallic ore matrix.

Except for where it parted from its matrix, the specimen has very little damage. It displays well on a flat surface.

Weight of Specimen: 
65.0 g

Chemical Composition:  ZnCO3  (basic smithsonite formula)     

Hardness on Mohs Scale:  (smithsonite)  4 - 4

Location:  Tsumeb, Northern Namibia.

Specimen Code:   NTS 037

US $ 170 

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