Amethyst Quartz Crystal Group – NC 009

Measurements:  57 x 37 x 25 mm      

Description:  A group of amethyst quartz crystals on a small feldspar matrix. 

The termination points have small nicks, while the rest of the specimen has nicks, contact and pressure marks.

Weight of Specimen:  39.5 g 

Chemical Composition:  SiO₂  (quartz)   
                                        KAlSi₃O₈ (feldspar) 

Hardness on Mohs Scale:  (quartz)  7
                                           (feldspar)  6 - 6.5

Location:  Orange River area, Northern Cape, South Africa.

Specimen Code:  NC 009

R 70

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