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Earth Impact Database Sorted by : | Name | Diameter | Age |

 

Crater Name
Location
Latitude
Longitude
Diameter (km)
Age (Ma)*
Exposed
Drilled
Target Rock**
Bolide Type***
Matt Wilson
Northern Territory
S 15° 30'
E 131° 11'
~7.5
1402±440
Y
N
S
-

Matt Wilson

 

References
Kenkmann, T. and Poelchau, M.H. 2009. Low-angle collision with Earth: The elliptical impact crater Matt Wilson, Northern Territory, Australia. Geology, 37, 459-462.
Kenkmann, T. and Poelchau, M.H. 2008. Matt Wilson; an elliptical impact crater in Northern Territory, Australia. 39th Lunar and Planetary Science Conference, Houston, Texas (abstract #1027).
Kenkmann, T. Poelchau, M.H. 2007. Piccaninny, WA, and Matt Wilson, NT; two possible complex impact craters in Australia. Paper presented at the 17th annual V. M. Goldschmidt conference, Cologne, Federal Republic of Germany, 71(15), A477-A477. 
Kenkmann, T. Peolchau, M. 2007. Piccaninny, WA, and Matt Wilson, NT; two possible complex impact craters in Australia. Geochimica et Cosmochimica Acta, vol. 71.
Poelchau, M. H., Kenkmann, T. 2011. Feather features; a low-shock-pressure indicator in quartz. Journal of Geophysical Reseach, vol. 116, citation B02201.
Sweet, I. P., Haines, P. W., Mitchell, K., Glikson, A. Y. 2005. Matt Wilson Structure; record of an impact event of possible early Mesoproterozoic age, Northern Territory. Australian Journal of Earth Sciences, vol 52. pp. 675-688.

 

 

* 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)

 

 

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