17. Nov IGC 2025 Novel cultured pearls with ceramic nucleus and possible cause of their strong luster Yan Li, Qing Su Download Pdf Pearl
17. Nov IGC 2025 Effects of Gamma Irradiation on Corundum: Towards a Potential Detection Method Corundum, encompassing the highly prized ruby and sapphire varieties, stands as a cornerstone of the Read More Elodie
17. Nov IGC 2025 Diamonds from Than Lwin River near Mong Hsu, Myanmar Sixteen rough diamonds were acquired in 2023 by co-author TTS from a gem dealer linked to Mong Hsu, Read More Elodie
17. Nov IGC 2025 Advancing Fei Cui Origin Authentication: A comparison of green fei cui from Myanmar, Guatemala, Italy and Russia In recent years, an increasing number of sources of fei cui, such as Guatemala, Italy and Russia, ha Read More Elodie
