2018 Gypsum, Mariposa Mine, Terlingua, Texas, USA September 22, 2019 Pendleton North and Central Americas Texas United States
Canada North and Central Americas 2638 Synchysite-(Ce), Poudrette Quarry, Mont St Hilaire, Quebec, Canada October 3, 2019
Argentina South America 1389 Rhodochrosite, Pyrite, Capillitas mining district, Andalgalá Department, Catamarca Province, Argentina August 13, 2020
Canada North and Central Americas 8009 Eudyalite, Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada October 5, 2019
California North and Central Americas United States ncat VHD4, Vonsenite, Old City Quarry, Riverside, Riverside Co., California, USA November 17, 2019
