17. Nov IGC 2025 Dyed purple Jade (Lavender jade or purple “Fei Cui”) from Mandalay’s jade market, Myanmar Montira Seneewong-Na-Ayutthaya, Bhuwadol Wanthanachaisaeng, Thanapong Lhuaamporn, Waratchanok Suwanmanee, Wilawan Atichat, and Thanong Leelawatanasuk Download Pdf Jade
17. Nov IGC 2025 Amber and its treatments: A New Baltic Amber Classification Chart This paper aims to present the history of the modification of Baltic amber (succinite), and particul Read More Elodie
17. Nov IGC 2025 Challenges in the Detection of Ruby and Sapphire Treatment in the Thai Market The detection of treatments in ruby and sapphire remains a critical aspect and has become an increas Read More Laurent Cartier
17. Nov IGC 2025 Nitrogen aggregates in yellow HPHT and CVD synthetic diamonds Yuri Shelementyev, Galina Kriulina, Olga Yarapova, Viktor Vins, and Alexander Stolyarevich Read More Laurent Cartier