Tahitian Pearl Identification and Treatments

Research & Lab Updates

January 2023

Author: GUILD

The color of Tahitian pearls is various, thus, it is necessary to confirm their color origin. A combined technique of UV-Vis-NIR spectroscopy, Raman, Ultrashort ultraviolet light and EDXRF is used to determine whether the Tahitian pearls have been treated. In this article, we analyzed the testing results of Tahitian pearls with different body colors. 

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