Smoky Quartz Crystal - NER 025

Measurements:  75 x 28 x 17 mm

Description:  A lovely gemmy, light smoky quartz crystal with a lovely termination facet and bits of very small schorl crystals on some faces. Two of the shaft facets have lovely growth patterns.

Gemmy, smoky quartz like this is very rare from Erongo. 

The termination has a nick, while the lower parts of the crystal has a few contact and pressure marks, and nicks.

Weight of Specimen:  50.4 g

Chemical Composition:  SiO₂  (quartz)      
                                       NaFe²⁺₃Al₆Si₆O₁₈(BO₃)₃(OH)₄  (schorl)

Hardness on Mohs Scale:  (quartz)  7                                                                                           (schorl)  7.5

Location:  Erongo Mountains, Erongo Region, Namibia.

Specimen Code:  NER 025

US $ 85

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