Topaz Crystal – NER 031

Measurements:  21 x 17 x 16 mm

Description:  A gem quality, clear topaz crystal. 

The specimen is 'eye clean', with some faces having etch marks and one being damaged.

Weight of Specimen:  15.8 g

Chemical Composition:  Al₂SiO₄(F,OH)₂

Hardness on Mohs Scale:  8  

Location:  Erongo Region, Namibia.

Specimen Code:  NER 031