17. Nov IGC 2025 Blue sapphire from Malacacheta of Minas Gerais, Brazil Masaki Furuya Download Pdf Sapphire
17. Nov IGC 2025 Typomorphic features of tourmalines of the Malkhan pegmatite field from the Irkutyanka vein A.Y. Shelementyeva, Y.B. Shelementyev, O.V. Yarapova Download Pdf Read More Elodie
17. Nov IGC 2025 Found, Lost, and Found Again: The Geological and Gemological Significance of the Salininha Emerald Deposit, Brazil The Salininha emerald deposit located in the municipality of Pilão Arcado, Bahia State, represents Read More Elodie
17. Nov IGC 2025 The Importance and Methodology of Undertaking a Literature Search for Gemmological Research and Article Publishing Performing a literature search is a very important—but often neglected—part of doing gemmologica Read More Elodie
