Measurements: 84 x 75 x 55 mm
Description: Small, clear calcite crystals, with bits of (?)duftite, sit on a matrix consisting of minute crystals of a (to us, unknown) mineral, possibly quartz.
The specimen, that has a sparkle to it when viewed in light, has relatively little damage.
Weight of Specimen: 206 g
Chemical
Composition: CaCO3 (calcite)
PbCu(AsO4)(OH)
(duftite)
Hardness on Mohs
Scale: (calcite)
3
(duftite)
4½
Location: Tsumeb, Northern Namibia.
Specimen Code: NTS 035
US $ 45
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