Schorl and Aquamarine - NERA 003

Aquamarine crystals with embedded schorl crystals, on matrix



Measurements:  28 x 26 x 14 mm

Description:  A group of schorl, aquamarine crystals (with inclusions of small schorl crystals) and feldspar. 

The main aquamarine crystal has a few small nicks, while some of the other crystals are damaged.

Weight of Specimen:  10.8 g

Chemical Composition:  Be3Al2Si6O18  (aquamarine
                                        NaFe2+3Al6Si6O18(BO3)3(OH)4
 (schorl)    
                                         KAlSi3O8 
 (feldspar)  

Hardness on Mohs Scale:  (aquamarine) 7.5 - 8.0
                                           (schorl)  7.5                                      
                                           (feldspar)
 6 - 6.5

Location:  Erongo, Namibia.

Specimen Code:  NERA 003

US $ SOLD



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