Measurements:
94
x 72 x 33 mm
Description:
What
appears to be calcite, has
prolific
'gardens' of (unknown to us) mineral inclusions, giving the
calcite a dark brownish colour. The specimen has bits of (?)duftite
and the matrix is rock of a composition
unknown
to us.
The
calcite has only a few very small to minute nicks.
Weight
of Specimen:
204 g
Chemical
Composition: CaCO3
(calcite)
PbCu(AsO4)(OH) (duftite)
Hardness
on Mohs Scale: (calcite)
3
(duftite)
4.5
Location: Tsumeb, Northern Namibia.
Specimen Code: NTS 040
US $ 75
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