Viewfield is an impact crater in Saskatchewan, Canada. It is 2.5 kilometres (1.6 mi) in diameter and the age is estimated to be 190 ± 20 million years (Early Jurassic or Late Triassic). The crater is not exposed at the surface.[1]
Viewfield crater | |
---|---|
Impact crater/structure | |
Confidence | Confirmed |
Diameter | 2.5 km (1.6 mi) |
Age | 190 ± 20 Ma Late Triassic or Early Jurassic |
Exposed | No |
Drilled | Yes |
Location | |
Location | Williston Basin |
Coordinates | 49°35′N 103°4′W / 49.583°N 103.067°W |
Country | Canada |
State | Saskatchewan |
Province | Division No. 1, Saskatchewan |
See also
editReferences
edit- ^ "Viewfield". Earth Impact Database. Planetary and Space Science Centre University of New Brunswick Fredericton. Retrieved 20 August 2009.
Further reading
edit- Gent, M. R., Kreis, L. K. and D. Gendzwill., The Maple Creek structure, southwestern Saskatchewan. Summary of Investigations 1992, Saskatchewan Geological Survey, Rep. 92–4, p 204–208. 1992
- Grieve, R. A. F., Kreis, K., Therriault,A.M.and P.B.Robertson., Impact structures in the Williston Basin. Meteoritics and Planetary Science, v 33, n 4, p A63-A64. 1998
- Meteorite crater tip-off to Saskatchewan oil trap. Oilweek, v. 23, n. 14, p. 10-11 (May22, 1972). 1972
- Sawatzky, H. B., Astroblemes in the Williston basin. Journal of the Canadian Society of Exploration Geophysicists, v. 10, pp. 23–38. 1975
- Sawatzky, H. B., Astroblemes in the Williston Basin (abstract). Fuels: A Geological Appraisal. A Saskatchewan Geological Society Symposium, Nov 7–8, 1974, Regina, Saskatchewan, p. 12. 1974
- Sawatzky, H. B., Viewfield - a producing crater? CSEG Journal, v. 8, n. 1, p. 22–40. 1972
External links
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