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The Detection of Heat Treatment in Blue Sapphire Using FTIR & Some Notes on Related Internal Features

by admin | Aug 28, 2023 | Sapphire

Heat treatment is used to improve the colour and clarity of blue sapphires (Abraham,1982; Anonymous, 1917; Fryer, 1983; Koivula and Kammerling, 1991; Kyi et al., 1999;Nassau, 1982; Pemadasa and Danapala, 1994; Scarratt, 1981, 1983, 1985a, b, 1988;Themelis, 1992;...

The Detection of Heat Treatment in Blue Sapphire Using FTIR & Some Notes on Related Internal Features

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