 Mine headframe, 1956 | |
| Location | |
|---|---|
  Dyno Mine Location in Cardiff Township, Ontario  Dyno Mine Dyno Mine (Southern Ontario)  Dyno Mine Dyno Mine (Ontario) | |
| Location | Cardiff, Ontario |
| Province | Ontario |
| Country | Canada |
| Coordinates | 44°57′0″N 78°5′52″W / 44.95000°N 78.09778°W |
| Production | |
| Products | Uranium oxide |
| Production | 363,758 kg |
| History | |
| Opened | 1958 |
| Closed | 1960 |
| Owner | |
| Company | Ovintiv |
Dyno Mine is a decommissioned underground uranium mine located at Cardiff, near Farrel Lake, approximately 30km southwest of Bancroft, Ontario. It operated from 1958 to 1960.