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HomeIGC 2025Low Temperature Heat Treatment of Madagascar Sapphire
17. Nov
IGC 2025

Low Temperature Heat Treatment of Madagascar Sapphire

E. Billie Hughes and Rosey Perkins

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SapphireTreatments
17. Nov
IGC 2025
Studying renowned fancy color diamonds in museum collections: the case of the Winston Red

Museums are unique repositories of international treasures. They are also places of active research,

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Elodie
17. Nov
IGC 2025
Morphologies and Surface Features of Diamond Samples from Southern Thailand

In 1955, the first report on Thai diamond was made by Dr. Payome Aranyakanon, a renowned tin explora

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Laurent Cartier
17. Nov
IGC 2025
Noble gas in corundum: interests in gemology

Noble gases —elements of the last column of the periodic table—are chemically defined by their f

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Elodie

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