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

 

Piccaninny

Crater Name
Location
Latitude
Longitude
Diameter (km)
Age (Ma)*
Exposed
Drilled
Target Rock**
Bolide Type***
Piccaninny
Western Australia
S 17° 32'
E 128° 25'
7
< 360
Y
N
S
-

 

Aster Image: Courtesy Peter Haines

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
Grieve, R. A. F., Meteorite impact studies featured in Australia. Episodes, v. 13, pp. 281-282. 1990.
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.
Haines, P. W., Impact Cratering and Distal Ejecta: The Australian Record. Australian Journal of Earth Sciences 52, P. 481 - 507. 2005.
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.
Shoemaker, E. M., Shoemaker, C. S., Impact structures of Australia (1987) (abstract). Lunar and Planetary Science XIX, pp. 1079-1080. 1988.
Shoemaker, E. M., Shoemaker, C. S., Impact structures of Western Australia. Meteoritics, v. 20, pp. 754-756. 1985.

 

* 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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