5573 Haineaultite, Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry; Carriere Mont Saint-Hilaire), Mont Saint-Hilaire, Rouville RCM, Monteregie, Quebec, Canada
Type Locality. Pale yellow crystals and crust., Peter Hall
Type Locality. Pale yellow crystals and crust., Peter Hall