Aquamarine and Schorl Crystals –  NERA 002

Well-formed aquamarine crystal with attached schorl crystal


Measurements:  15 x 13 x 12 mm 

Description:  A well-formed, small aquamarine crystal with a schorl crystal attached to its side. The specimen has only minute nicks.

Weight of Specimen:  2.4 g

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

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

Location:  Erongo, Namibia.

Specimen Code:  NERA 002

US $ 35









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