Amethyst Quartz Crystal - NBB 192

Amethyst quartz crystal

Measurements:  40 x 23 x 21 mm

Description:  A clear quartz crystal with shades of lovely amethyst colouring, a milky base and gemmy upper half, with lovely gas inclusions. All the termination facets have interesting patterns. When tilted in light, a pretty rainbow can be seen. There are bits of quartz and (?)basalt rock attached and embedded about midway on the crystal, as well as to the base - possibly remains of matrix.

Two of the shaft facets are slightly pitted, giving it a somewhat dull appearrance (image bottom right). Damage is limited to a nick close to the bottom of the crystal, at the side.

Weight of Specimen:  29.5 g

Chemical Composition:  SiO2  

Hardness on Mohs Scale:  7 

Location:  Brandberg, Namibia.

Specimen Code:  NBB 192

US $ 70

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