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Measurements:
53 x 20 x 11 mm
Description: A quartz crystal with patches of light amethyst colouring and several small crystals on / partly embedded in its surface. It has one fairly wide shaft facet, giving it an almost trapesium-shaped form, when viewed from above or below. Besides a few small, neat pressure marks, the crystal has no notable damage. Weight of
Specimen: 20.5 g Chemical
Composition:
SiO2 Hardness
on Mohs Scale: 7 Location: Specimen Code: NBB 085 US $ 25 . .... .
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