Measurements:
73 x 50 x 50 mm
Description: Amethyst quartz crystals sit on a chalcedony matrix.
There is damage to the edges of
the specimen, and a large contact mark. It displays well on a flat
surface, allo-round.
Weight
of Specimen:
178 g
Chemical Composition: SiO2 (quartz and chalcedony)
Hardness on Mohs Scale: (quartz and chalcedony) 7
Location: Brazil
Specimen
Code: OTH
016
R 350
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