Measurements: 40 x 15 x 11
mm
Description: A
small group of quartz crystals with the largest one having a
light smoky cap and a few small, well-formed, negative crystal
inclusions.
The only
notable damage is contact marks near the base of the specimen.
Weight of Specimen:
6.4
g
Chemical
Composition: SiO2
Hardness on Mohs
Scale: 7
Location:
Specimen Code: NBB 237
US
$ 18
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