Steen River crater
From Wikipedia, the free encyclopedia
Steen River is a meteor crater (astrobleme) in Alberta, Canada.
It is 25 km in diameter and the age is estimated to be 91 ± 7 million years (Lower Cretaceous). The crater is not exposed to the surface. The crater was partially eroded prior to burial, and lies under 200 m of sediments.
[edit] External links
- Earth Impact Database
- Niccoli, M., Hildebrand, A.R. and Lawton D.C. (2005) “Seismic Velocity Study of the Rim Uplift of the Steen River Impact Crater” Lunar and Planetary Science XXXVI.
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