Schorl with Smoky Quartz – NERS 028

Large schorl crystal with partially embedded quartz crystals

Measurements:  80 x 70 x 50 mm  

Description:  A large schorl crystal with several smoky quartz crystals partly embedded in it. 

The top of the schorl crystal has relatively little damage, but some sides have large contact and pressure marks. The largest quartz crystal's termination has a long, thin nick, while the rest of the quartz has contact marks and nicks. 

The specimen displays well on a flat surface.

Weight of Specimen:  418 g   

Chemical Composition:  NaFe2+3Al6Si6O18(BO3)3(OH)4 (schorl)
                                       SiO2 (quartz)  
                        
Hardness on Mohs Scale:  7.5 (schorl)
                                          7 (quartz) 
                                     
Location:  Erongo Mountains, Erongo Region, Namibia.

Specimen Code:  NERS 028

US $ 220
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