Detecting Irradiation-Induced Defects in a Brown-Orange Diamond

Sally Chan and Paul Johnson

October 8, 2010

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Reports on a diamond that displayed strikingly different fluorescence behavior between the table and pavilion facets, a clear indication of irradiation.

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Details the sapphire mining and trading situation at this newly discovered deposit, including descriptions of the area's geology and samples observed during the expedition.

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Detecting Irradiation-Induced Defects in a Brown-Orange Diamond

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