Brandberg Specimens in Bulk, Mainly Quartz – BULK 047

Ten small quartz specimens, including amethyst and negative crystal inclusions

Description:  A variety of ten small Brandberg specimens, ranging in length from 20 - 32 mm. 

Images of single specimens are random examples of those in the lot. It is mainly quartz, and includes two with beautiful negative crystal inclusions, one with lovely termination patterns and another with lovely calcite matrix. Yet another has a small, weathered prehnite crystal on it.

The crystals have very little damage, only a few minute nicks, contact / pressure marks.

Total Weight of Specimens:  30 g

Chemical Composition:  Ca2Al2Si3O10(OH)2  (prehnite)  
                                       SiO2  (quartz)  
                                       CaCO3  (calcite) 
                                 
Hardness on Mohs Scale:   (prehnite)  6-6.5
                                           (quartz)  7                                                                                               (calcite)  3 

Location:  Brandberg, Namibia.

Specimen Code:  BULK 047 

US $ 95

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