Calcite Crystals on Matrix - NTS 061

Calcite crystals on matrix

Measurements:  63 x 42 x 30 mm

Calcite crystals sit on a (to us, unknown) matrix, with bits of malachite

A few of the crystals have small nicks, and some of the edges of the specimen are damaged.

Weight of Specimen:  65.4 g

Chemical Composition:  CaCO3  (calcite)
2+(CO3)(OH)2  (malachite)

Hardness on Mohs Scale:  (calcite)  3  
 3.5 - 4

Location:  Tsumeb, Northern Namibia.

Specimen Code:  NTS 061

US $ 45

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