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Sapphire
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Sapphire — specimen 0223, photo © NMNHS
Sapphire
—
specimen 0223
Origin
East Africa
Madagascar, Ihorombe, Ilakaka
Data
Weight:
0.36 ct;
size:
5.50 | 3.48 | 2.43 mm;
shape:
pear;
colour:
light bluish purple; strong;
clarity:
eye clean;
cut:
good;
treatment:
heating.
Notes
Clean specimen; good mixed style cut.
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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