Topaz Crystal with Inclusions - NER 037

Topaz crystal with unusual termination growth and inclusions

Measurements:  26 x 16 x 10 mm

  A topaz crystal with interesting, uneven termination growth, and inclusions of very small bits of a greenish-blue mineral, perhaps tourmaline and epidote (?). 

The crystal has only very small nicks and a pressure mark near its bottom.

Weight of Specimen:  10.7 g

Chemical Composition:  Al2SiO4(F,OH)2

Hardness on Mohs Scale:  8

Location:  Erongo, Namibia.

Specimen Code:  NER 037

US $ 30

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