x 30 x 23 mm
The termination of the smoky crystal has no damage. There are a few contact / pressure marks to the lower side of the crystal.
Weight of Specimen: 22.0 g
Chemical Composition: SiO2 (quartz)
Hardness on Mohs Scale: (quartz) 7
Location: Northern Cape, South Africa.
Specimen Code: BARG 060
US $ 18.