Aquamarine Crystals on Matrix - NERA 003

Pale blue aquamarine and mica crystals with bits of schorl and feldspar, on matrix

Measurements:  31 x 24 x 19 mm

Description:  A group of pale blue aquamarine crystals with small mica crystals and bits of feldspar and schorl, sits on a small matrix of feldspar and mica. 

A few of the lesser crystals are damaged, while the main crystals have only minute nicks. The specimen displays well on a flat surface.

Weight of Specimen:  10.5 g

Chemical Composition:  Be3Al2Si6O18  (aquamarine
KAlSi3O8  (feldspar)  
                                       KAl2(Si3Al)O10(OH,F)2  (muscovite)  


Hardness on Mohs Scale:  (aquamarine) 7.5 - 8.0     
 6 - 6.5
)  7.5                                                                 
Location:  Erongo, Namibia.

Specimen Code:  NERA 003


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