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Liverpool
Crater Name |
Location |
Latitude |
Longitude |
Diameter (km) |
Age (Ma)* |
Exposed |
Drilled |
Target Rock** |
Bolide Type*** |
Liverpool |
Northern Territory, Australia |
S 12° 24' |
E 134° 3' |
1.60 |
150 ± 70 |
Y |
N |
S |
- |
Oblique Aerial photo (1991)
Submitted by Peter Haines
%20Liverpool/(11)%20Liverpool%20MDE.jpg)
DEM Image Provided by Dr. Carlos Roberto de Souza Filho
%20Liverpool/(11)%20Liverpool%20Carta.jpg)
Image Provided by Dr. Carlos Roberto de Souza Filho
%20Liverpool/(11)%20Liverpool%20Figuras%203D%20RGB%20(Ex%2015).jpg)
Image Provided by Dr. Carlos Roberto de Souza Filho
References 1. Brett, R., Guppy, D.J. and Milton,D.J., Two circular structures of impact origin in Northern Territory, Australia (abstract). Meteoritics, v. 5, p. 184. 1970. 2. 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. 3. Guppy, D. J., Brett, R. and Milton,D.J., Liverpool and Strangways craters, Northern Territory: Two structures of probable impact origin. Journal of Geophysical Research, v. 76, pp. 5387-5393. 1971. 4. Gurov, E. P., Gurova, E. P., Impact structures on the Earth's surface (in Russian). Geologicheskii Zhurnal, v. 47, pp. 117-124. 1987. 5. Haines, P. W., Impact Cratering and Distal Ejecta: The Australian Record. Australian Journal of Earth Sciences 52, P. 481 - 507. 2005. 6. Masaitis, V. L., Danilin, A.N., Maschak, M.S., Raykhlin, A.I., Selivanovskaya, T.V. and Shadenkov,Ye.M., The Geology of Astroblemes (in Russian). Leningrad, Nedra, 231 p. 1980. 7. Roddy, D. J., Shoemaker, E.M., Shoemaker, C.S. and Roddy,J.K., Aerial photography and geologic studies of impact structures in Australia (abstract). Lunar and Planetary Science XIX, pp. 990-991. 1988. 8. Shoemaker, E. M., Shoemaker, C. S., Notes on the geology of Liverpool crater, Northern Territory, Australia (abstract). Lunar and Planetary Science XXVIII, pp. 1311-1312. 1997. 9. Shoemaker, E. M., Shoemaker, C. S., Impact structures of Australia (1987) (abstract). Lunar and Planetary Science XIX, pp. 1079-1080. 1988.
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* 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 - Metasedimetary 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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