Thomsonite Subgroup from Ontario, Canada
Canada | |
| Tschernich, Rudy W. (1992) Zeolites of the World. Geoscience Press, Inc., Phoenix, Arizona. 567pp. |
| Ann P.Sabina (1987), Rocks and Minerals for the Collector, Hull-Maniwaki, Quebec Ottawa-Peterborough, Ontario. GSC Misc. Report 41 |
| Tschernich, Rudy W. (1992) Zeolites of the World. Geoscience Press, Inc., Phoenix, Arizona. 567pp. |