Corundum from
Canada | |
| Horváth, László, Pfenninger-Horváth, Elsa, Spertini, Francesco (2013) The Jeffrey mine, Asbestos, Québec, Canada. The Mineralogical Record, 44 (4) 375-417 |
| Horváth, László, Gault, Robert A. (1990) The Mineralogy of Mont Saint-Hilaire, Quebec. The Mineralogical Record, 21 (4) 281-359 |
Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada