7158 Leifite, Poudrette quarry, Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada October 5, 2019 Steve Canada North and Central Americas ex Joan Lamond Collection, ex Cynthia Peat
Canada North and Central Americas ncat JP1311 Leifite, 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
Canada North and Central Americas 8059 Leifite, Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada October 5, 2019
Canada North and Central Americas 2190 Leifite, Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry; Carriere Mont Saint-Hilaire), Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada September 22, 2019
