Aquamarine with Hematite and Schorl – NERA 019

Aquamarine, schorl and (?)Hematite on matrix



Measurements:  60 x 57 x 30 mm 

Description:  Pale blue aquamarine crystals with a small group of schorl crystals, sit on a feldspar matrix. Some of the aquamarine crystals are capped with (?)hematite (image upper right). 

The specimen has very little damage, only a few aquamarine crystals have small nicks.

Weight of Specimen:  75.6 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 019

US $ 120

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