manicouagan

West Hawk

 Crater Name  Location  Latitude  Longitude  Diameter (km)  Age (Ma)  Exposed  Drilled  Target Rock**  Bolide Type***
 West Hawk  Manitoba, Canada  N 49° 46'  W 95° 11'  2.44  351 ± 20  N  Y  C  -

Aerial Photograph

References
Beals, C. S., Terrestrial meteorite craters and their lunar counterparts. Ottawa Dominion Observatory Contributions, v. 7, pp. 1-10. 1967.
Beals, C. S., Halliday, I., Impact craters of the Earth and moon. Journal of the Royal Astronomical Society of Canada, v. 59, pp. 199-216. 1965.
Beals, C. S., Innes, M.J.S. and Rottenberg,J.A., Fossil meteorite craters. Middlehurst, B.M. and Kuiper, G.P., eds., The Solar System, The Moon, Meteorites and Comets, University of Chicago Press, Chicago, v. 4, p. 247-261. 1963.
Beals, C. S., Innes, M.J.S. and Rottenberg,J.A., The search for fossil meteorite craters. Ottawa Dominion Observatory Contributions, v. 4, pp. 1-31. 1960.
Clark, J. F., Magnetic survey data at meteoritic impact sites in North America. Geomagnetic Service of Canada, Earth Physics Branch Open File # 83-5, 30 p. 1983.
Clark, J. F., Geomagnetic surveys at West Hawk Lake, Manitoba, Canada. Canada, Department of Energy, Mines and Resources, Earth Physics Branch, Geomagnetic Service of Canada, 11 p. 1980.
Clark, J. F., Magnetic surveys at West Hawk Lake, Manitoba, Canada (abstract). Meteoritics, v. 4, p. 268. 1969.
Dabizha, A. I., Fedynsky, V. V., Features of the gravitational field of astroblemes (in Russian). Meteoritika, v. 36, pp. 113-120. 1977.
Dabizha, A. I., Krass, M.S. and Fedynsky,V.V., Evolution of meteorite craters as structures of planetary crust (in Russian). Astronomicheskii Vestnik, v. 10, pp. 5-18. 1975.
Dabizha, A. I., Fedynsky, V. V., The Earth's "star wounds" and their diagnosis by geophysical methods (in Russian). "Zemlya i Vselennaya", v. 3, pp. 56-64. 1975.
Dabizha, A. I., Krass, M. S., The evolution of explosive meteorite craters on Earth (in Russian). "Zemlya i Vselennaya", v. 5, pp. 80-88. 1975.
Dence, M. R., The nature and significance of terrestrial impact structures. International Geological Congress, 24th, Montreal, Canada, pp. 77-89. 1972.
Dence, M. R., Innes, M.J.S. and Robertson,P.B., Recent geological and geophysical studies of Canadian craters. in Shock Metamorphism of Natural Materials, eds. B. M. French and N. M. Short, Mono Book Corp., Baltimore, MD, pp. 339-362. 1968.
Dence, M. R., A comparative structural and petrographic study of probable Canadian meteorite craters. Meteoritics, v. 2, pp. 249-270. 1964.
Grieve, R. A. F., The record of impact on Earth: Implications for a major Cretaceous/Tertiary impact event. Geological Society of America, Special Paper 190, pp. 25-37. 1982.
Grieve, R. A. F., Robertson, P. B., The terrestrial cratering record. 1. Current status of observations. Icarus, v. 38, pp. 212-229. 1979.
Gurov, E. P., Gurova, E. P., Impact structures on the Earth's surface (in Russian). Geologicheskii Zhurnal, v. 47, pp. 117-124. 1987.
Gurov, E. P., Gorova, E.P. and Rakitskaya,R.B., On the orientation of planar feature sets in quartz from rocks of explosion meteorite craters (in Russian). Zapiski Vsesoyuznogo mineralogicheskogo obshchestva, v. 108, pp. 578-584. 1979.
Halliday, I., Griffin, A. A., Summary of drilling at the West Hawk Lake crater. Journal of the Royal Astronomical Society of Canada, v. 61, pp. 1-8. 1967.
Halliday, I., Griffin, A. A., Preliminary results from drilling at the West Hawk Lake crater. Journal of the Royal Astronomical Society of Canada, v. 60, pp. 59-68. 1966.
Halliday, I., Griffin, A. A., Application of the scientific method to problems of crater recognition. Meteoritics, v. 2, pp. 79-84. 1964.
Halliday, I., Griffin, A. A., Evidence in support of a meteoritic origin for West Hawk Lake, Manitoba, Canada. Journal of Geophysical Research, v. 68, pp. 5297-5305. 1963.
Ogilvie, B. Y., Robertson, B. and Grieve,R.A.F., Meteorite impact features in Canada: An inventory and an evaluation. Unpublished Report, 180 p. 1984.
Osadetz, K. G., Kohn, B. P., Feinstein, S. and O'Sullivan,P.B., Williston Basin thermal history from apatite fission track thermochronology: implications for petroleum systems and geodynamic history, Tectonophysics, v.349, p.221-249. 2002.
Robertson, P. B., Grieve, R. A. F., Impact structures in Canada: Their recognition and characteristics. Journal of the Royal Astronomical Society of Canada, v. 69, pp. 1-21. 1975.
Robertson, P. B., Dence, M. and Vos,M.A., Deformation in rock-forming minerals from Canadian craters. French, B.M. and Short, N.M., eds., Shock Metamorphism of Natural Materials, Mono Book Corp., Baltimore, MD, pp. 433-452. 1968.
Scott, R. G., Pilkington, M., Tanczyk, E.I. and Grieve,R.A.F., Magnetic properties of three impact structures in Canada (abstract). Meteoritics, v. 30, pp. 576-577. 1995.
Short, N. M., Anatomy of a meteorite impact crater: West Hawk Lake, Manitoba, Canada. Geological Society of America Bulletin, v. 81, pp. 609-648. 1970.
Short, N. M., Petrographic evidence for an impact origin for the West Hawk Lake Structure, Manitoba, Canada. EOS, v. 48, p. 147. 1967.
* pre-1977 K-Ar, Ar-Ar and Rb-Sr ages recalculated using the decay constants of Steiger and Jager (1977) Ages in millions of years (Ma) before present.

** Abbreviations: C - Crystalline Target; C-Ms - Metasedimentary Target; M - Mixed Target (i.e.sedimentary strata overlying crystalline basement); S - sedimentary target (i.e. no crystalline rocks affected by the impact event). From Osinski. G. R., Spray J. G., and Grieve R. A. F. 2007. Impact melting in sedimentary target rocks: A synthesis. In The Sedimentary Record of Meteorite Impacts, Geological Society of America Special Paper. Editors: Evans K. Horton W., King D., Morrow J., and Warme J. Geological Society of America: Boulder, in press.

***From Koeberl,C. Identification of meteoritic components in impactites. 1998, Koeberl, C. The Geochemistry and Cosmochemistry of Impacts. 2007 and PASSC Files. (IAB, IIIAB, IIIB, IIID - Iron Meteorite)