Schorl In and On Quartz Crystal - NER 047

Light smoky quartz crystal with schorl crystals in and on it

Measurements:  41 x 23 x 21 mm

Description:  A quartz crystal with a light smoky colouring, and schorl crystals in and on it. There are also a few pieces of broken quartz attached near the bottom of the specimen.

The quartz crystal has only a few minute nicks, but some of the schorl crystals are damaged. 

Weight of Specimen:  17.8 g

Chemical Composition:  SiO2  (quartz)      
                                       NaFe2+3Al6Si6O18(BO3)3(OH)4  (schorl)

Hardness on Mohs Scale:  (quartz)  7                                                                                                              (schorl)  7.5                                      

Location:  Erongo, Namibia.

Specimen Code:  NER 047

US $ 45


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