Measurements:
54
x 35 x 33 mm
Description:
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 - 4½
Location: Tsumeb, Northern Namibia.
Specimen Code: NTS 037
US $ 170
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