Gemmology
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Sapphire — specimen 0148, photo © NMNHS
Sapphire — specimen 0148, photo © NMNHS

Sapphirespecimen 0148

Origin

no locality data
Data

Weight: 0.18 ct; size: 4.99 | 2.54 | 1.97 mm; shape: marquise; colour: colourless; clarity: eye clean; cut: good; treatment: heating.
Notes

Very clean specimen; good mixed style cut. Source: David Weinberg, Multicolour Gems Ltd.

Other specimens
Sapphire — specimen 0263Sapphire — specimen 0326Sapphire — specimen 0640Sapphire — specimen 0668Sapphire — specimen 0646Sapphire — specimen 0505Sapphire — specimen 0223Sapphire — specimen 0364

More information from ‘Classification’


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.