Unusual Window Quartz Crystal – NBB 081

Measurements:  28 x 19 x 15 mm

Description:  An unusually shaped window quartz crystal with am amethyst coloured core and most unusual growth patterns. 

The small specimen has no notable damage. 

Weight of Specimen:  7.3 g

Chemical Composition:   SiO₂ 
                                 
Hardness on Mohs Scale:  7  

Location:  Brandberg, Namibia.

Specimen Code:  NBB 081

US $ 28