Measurements: 70 x 55 x 30 mm
Description: Drusy amethyst quartz crystals sit on a chalcedony matrix.
The only notable damage is to
the edges of the specimen. It displays well on a flat surface.
Chemical Composition: SiO2 (quartz)
Hardness on Mohs Scale: (quartz) 7
Specimen Code: OTH 024