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Earth Impact Database Sorted by : | Age | Diameter | Name |
Kgagodi
Crater Name |
Location |
Latitude |
Longitude |
Diameter (km) |
Age (Ma)* |
Exposed |
Drilled |
Target Rock** |
Bolide Type*** |
Kgagodi |
Botswana |
S 22° 29' |
E 27° 35' |
3.5 |
< 180 |
Y |
Y |
S |
- |
DEM image Provided by Dr. Carlos Roberto de Souza Filho
Image Provided by Dr. Carlos Roberto de Souza Filho
Image Provided by Dr. Carlos Roberto de Souza Filho
References |
Brandt, D., Holmes, H. , Reimold, W. U. , Paya, B. K. , Koeberl, C. and Hancox, P. J., Kgagodi Basin: The first impact structure recognized in Botswana, Meteoritics and Planetary Science. 2002 , v. 37 , n. 12 , p. 1765. 2002. |
Brandt, D., Holmes, H., Reimold, W.U., Paya, B.K., Koeberl, C., Hancox,P.J., Kgagodi Basin: The first impact recognized in Botswana, Meteortics & Planetary Science 37, 1765 - 1779. 2002. |
Reimold, W. U., Paya, B.K., Holmes, H., Brandt, D., Koeberl, C., Dladla, C. and Hancox,P.J., Kgagodi Basin, Botswana: Origin by meteorite impact confirmed! 63rd Annual Meteoritical Society Meeting. Abs. No. 5009. 2000. |
* 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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