Quartz Crystal Druse on Matrix - NBB 011

Quartz Crystal druse on matrix



Measurements:  52 x 45 x 35 mm

Description:  A lovely druse of clear quartz crystals with green (?andradite garnets / ?epidote) on a basalt matrix. Some of the crystal terminations have small nicks. 

Weight of Specimen:  59.5 g

Chemical Composition:  SiO2  (quartz)
                                    Ca3Fe32+(SiO4) (andradite garnet) 
                                    Ca2Fe3+2.25Al0.75(SiO4)3(OH) 
(epidote) 

Hardness on Mohs Scale:  (quartz) 
                                      (andradite garnet)  6.5-7
                                      (epidote)  7

Location:  Brandberg, Namibia

Specimen Code:  NBB 011

US $ 95




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