8017 Villiaumite, Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada October 5, 2019 Steve Canada North and Central Americas ex Bernie and Margaret Day Collection. ex C. Peat 1997
Canada North and Central Americas ncat JP1642 Villiaumite, Poudrette quarry (De-Mix quarry; Demix quarry; Uni-Mix quarry; Carriere Mont Saint-Hilaire; MSH), Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada October 11, 2019
Africa Namibia Type Locality 8514 Villiaumite, Tuperssuatsiaite, Ellingsenite, Unnamed Fe Analogue of Zakharovite, Aegirine, Albite, Nepheline, Aris Quarries, Aris, Windhoek Rural, Khomas Region, Namibia July 25, 2020
