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Sapphire
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Sapphire — specimen 0505, photo © NMNHS
Sapphire
—
specimen 0505
Origin
South Asia
Sri Lanka
Data
Weight:
0.11 ct;
size:
2.94 | 2.93 | 1.73 mm;
shape:
octagon;
colour:
medium light very slightly greenish blue; very slightly greyish;
clarity:
eye clean;
cut:
excellent;
treatment:
heating.
Notes
Very clean specimen; design ‘Eight’ by Glenn & Martha Vargas, excellent cut by Tan Pen.
Other specimens
More information from ‘Classification’
Sapphire
Most commonly refers to a blue gem variety of corundum, but other coloured varieties of corundum are also described as sapphire, except the natural red.
Gemmology — gemstones
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