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Kyanite — specimen 0481, photo © NMNHS
Kyanite
—
specimen 0481
Origin
Southeast Asia
Cambodia
Data
Weight:
0.59 ct;
size:
6.04 | 4.13 | 2.62 mm;
shape:
oval;
colour:
medium very slightly greenish blue; very slightly greyish;
clarity:
eye clean;
cut:
fair;
treatment:
none.
Notes
Clean specimen; mixed style cut; good polish.
More information from ‘Classification’
Kyanite
In
gneisses
,
schists
, included
pegmatites
, and quartz veins, from regional metamorphism of
sedimentary rocks
(
Anthony et al., 2001—2005
).
Gemmology — gemstones
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