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Measurements: 37 x 13 x 12 mm Description: A clear quartz crystal with clouds of light smoky colouring, and gas inclusions in its lower third. The crystal has a small nick on its termination point and a large nick near its base. Weight of Specimen: 11.0 g Chemical Composition: SiO2 Hardness on Mohs Scale: 7 Location: Brandberg, Namibia. Specimen Code: NBB 175 US $ 20
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