Steen River crater facts for kids
|Location of the crater in Canada|
|Diameter||25 km (16 mi)|
|Age||91 ± 7 Ma
Steen River is an impact structure in Alberta, Canada. It is 25 km (16 mi) in diameter and the age is estimated to be 91 ± 7 million years (Late Cretaceous). The crater is not exposed at the surface. The crater was partially eroded prior to burial, and lies under 200 m (660 ft) of sediments.
Steen River crater Facts for Kids. Kiddle Encyclopedia.