2638 Synchysite-(Ce), Poudrette Quarry, Mont St Hilaire, Quebec, Canada October 3, 2019 Steve Canada North and Central Americas
Canada North and Central Americas 7411 JL1902 Synchysite-(Ce), Pyrite, Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada April 13, 2021
Canada North and Central Americas 30026 Peatite-(Y)/Ramikite-(Y), Calcite after unknown, Synchysite-(Ce) after Remondite-(Ce), Siderite, Albite, Anatase, Analcime, Poudrette quarry, Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada October 5, 2019
United Kingdom Wales ncat JP3188 Synchysite-(Ce), Anatase, Quartz, Dolyhir Quarry, Wethel, Old Radnor, Powys, Wales, UK October 8, 2019
Canada North and Central Americas ncat VHD10, Synchysite-(Ce), Mont Saint Hilaire, Quebec, Canada November 17, 2019
