3489 Gaidonnayite, Astrophyllite, Poudrette Quarry, Mont St. Hilaire, Quebec, Canada October 3, 2019 Steve Canada North and Central Americas
North and Central Americas United States Washington 4739 Arfvedsonite, Astrophyllite, Zircon, Hyalite, North Cascades Hwy, Milepost 166, Washington Pass, Golden Horn Batholith, Okanogan Co., Washington, USA October 5, 2019
Canada North and Central Americas ncat ANK MSH100 Hilairite, Gaidonnayite, Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada December 12, 2022
Canada North and Central Americas ncat ANK MSH110 Elpidite, Gaidonnayite, Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada December 13, 2022
Canada North and Central Americas 7073 Astrophyllite, Albite, Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada October 5, 2019
