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HomeIGC 2025Automated Data Processing of Raman Spectra for Supporting Spinel Origin Determination
17. Nov
IGC 2025

Automated Data Processing of Raman Spectra for Supporting Spinel Origin Determination

Tasnara Sripoonjan, Montira Seneewong Na Ayutthaya, Sirinapa Saengdech, Sutas Singbamroong, Alongkot Fanka
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GemmologyOriginsSpinel
17. Nov
IGC 2025
HFSE-enriched sapphires of gem quality: A combined FTIR and trace element study and implications for heat treatment detection

Gem-quality sapphires containing ‘exotic’ elements such as Sn, Nb, Zr, Ta, W, are of special int

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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
Modern Cultivation of Freshwater Pearls in China: Advances in Materials, Technique

This presentation explores the modern advancements in freshwater pearl cultivation in China, focusin

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Laurent Cartier

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