Graphic granite from
Canada | |
| Sabina, Ann P. (1986) Rocks and minerals for the collector: Bancroft - Parry Sound area and southern Ontario. Miscellaneous report 39. Geological Survey of Canada doi:10.4095/121046 |
Spence, H. S (1932) Feldspar, Canada Mines Branch Publication 731 |
Tait farm, Dungannon Township, Town of Bancroft, Hastings County, Ontario, Canada