| Montagnais crater | |
| Map: | Canada |
| Coordinates: | 42.8833°N -77°W |
| Confidence: | Confirmed |
| Diameter: | 45km (28miles) |
| Age: | 50.50 ± 0.76 Ma Eocene |
| Exposed: | No |
| Drilled: | Yes |
| Country: | Canada |
| State: | Nova Scotia |
Montagnais is a meteorite crater located on the continental shelf south of Nova Scotia, Canada.[1]
It measures 45km (28miles) in diameter, and its age is estimated to be 50.50 ± 0.76 million years (Eocene). The crater is under the sea and buried beneath marine sediments.