Multi-Terminated Schorl Crystal – NERS 026

Schorl crystal with multiple terminations

Measurements:  40 x 38 x 37 mm  

Description:  A schorl crystal with multiple terminations and bits of brown clay trapped among them. The crystal has a good lustre on most of its surfaces.

The specimen has a few pressure marks, while some of the terminations have small nicks.

Weight of Specimen:  88.9 g   

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

Hardness on Mohs Scale:  (schorl)  7.5
Location:  Erongo Mountains, Erongo Region, Namibia.

Specimen Code:  NERS 026


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