Measurements: 44 x 28 x 27
mm
Description: Technically speaking, the specimen consists of a group of quartz crystals with smoky coloured zones.
The specimen has a few nicks.
Weight
of Specimen: 35.4 g
Chemical
Composition: SiO2
Hardness on Mohs Scale: 7
Specimen Code: BARGii 047
US $ 12
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