Quartz Crystals on Matrix – BARGii 025

Measurements:  49 x 38 x 25 mm

Description:  Quartz crystals sit on a quartz matrix with feldspar. The main crystal has lovely gas inclusions.

The largest crystal has a blow-out to the back of it.

Weight of Specimen:  34.6 g

Chemical Composition:  SiO₂  (quartz)
                                       KAlSi₃O₈  (feldspar)  

Hardness on Mohs Scale:  (quartz)  7  
                                    (feldspar)  6 - 6.5             

Location:  Brandberg, Namibia, Africa.

Specimen Code:  BARGii 025

US $ 28

.