Steen River (crater)
Coordinates: 59 ° 30 ′ 0 ″ N , 117 ° 38 ′ 0 ″ W.
Location in Canada |
Steen River is an impact crater in the Canadian province of Alberta .
The diameter of the crater is 25 kilometers, its age is estimated to be 91 ± 7 million years, that is, the impact took place in the Cretaceous period . The impact structure is not visible on the earth's surface.
See also
Individual evidence
- ^ Steen River . In: Earth Impact Database . Retrieved May 4, 2014.