Measurements:
36
x 20 x 11 mm
Description: A
small
quartz crystal semi-sceptre with faint smoky colouring on a matrix of
basalt,
covered with bits of (?)calcite. The crystal has interesting markings
on the
termination facets and a very small, neat blow-out.
There
is a flaw (with rainbow) about three quarters of the length of the
crystal,
otherwise no notable damage.
Weight
of Specimen: 7.7 g
Chemical
Composition:
SiO2 (quartz)
Hardness
on Mohs
Scale: (quartz)
7
Location:
Specimen Code: NBB
126
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