Smoky/Citrine Quartz Crystal with Schorl and Feldspar - NER 056

Gemmy, light smoky/citrine quartz crystal with schorl


Measurements:  54 x 22 x 21 mm

Description:  A gemmy, light  smoky/citrine quartz crystal with bits of schorl and feldspar to the lower half; small, clear crystals on two termination faces (probably quartz) and minute crystal inclusions of schorl just beneath the same two surfaces.

The termination point has a few minute nicks, while the rest of the specimen has quite a few pressure / contact marks and nicks.

Weight of Specimen:  36.1 g

Chemical Composition:  SiO (quartz)                 
                                       KAlSi3O8  (feldspar)   
                                       NaFe2+3Al6Si6O18(BO3)3(OH)4  (schorl)
        
Hardness on Mohs Scale: 
 (quartz)  7          
                                          (feldspar)  6 - 6.5    
                                          (schorl
)  7.5                                     

Location:  Erongo, Namibia.

Specimen Code:  NER 056

US $ 16




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