 Mine headframe, 1956 | |
| Location | |
|---|---|
  Greyhawk Mine Location in Faraday, Ontario  Greyhawk Mine Greyhawk Mine (Southern Ontario)  Greyhawk Mine Greyhawk Mine (Ontario) | |
| Location | Faraday, Ontario |
| Province | Ontario |
| Country | Canada |
| Coordinates | 45°1′54″N 77°53′44″W / 45.03167°N 77.89556°W |
| Production | |
| Products | Uranium oxide |
| Production | 80,247 tonnes |
| History | |
| Opened | 1957–1959, 1976–1982 |
| Closed | 1982 |
| Owner | |
| Company | Ovintiv |
Greyhawk Mine is a decommissioned underground uranium mine located in Faraday Township near Bancroft, Ontario. It operated from 1954 to 1959 and from 1976 to 1982. The mine produced 80,247 tons of uranium ore, of which 0.069% was U3O8 worth $834,899.
Aside from uranium, the mine has produced some of the world's best samples of Kainosite-(Y).