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Measurements: 76 x 20 x 20 mm Description: A smoky quartz crystal with a neat pressure mark to one of the termination faces. The termination point has a
nick, while the rest of the crystal has a number of very small nicks. Chemical
Composition:
SiO2
Hardness on Mohs Scale: 7 Specimen
Code: SNCO 038 US $ 18
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