Crater Name  Location  Latitude  Longitude  Diameter (km)  Age (Ma)  Exposed  Drilled  Target Rock**  Bolide Type***
 Yarrabubba  Western Australia  S 27° 10'  E 118° 50'  30  ~ 2000  Y  N  C  -

1. DEM image Provided by Dr. Carlos Roberto de Souza Filho

2 & 3. Image Provided by Dr. Carlos Roberto de Souza Filho


Bunting, J., MacDonald, F., The Yarrabubba Structure, Western Australia - Clues to Identifying impact events in deeply eroded Ancient Cratons, 17th Australian Geological Convention p. 227. 2004.
Haines, P. W., Impact Cratering and Distal Ejecta: The Australian Record. Australian Journal of Earth Sciences 52, P. 481 - 507. 2005.
MacDonald, F. A., Mitchell, K., New Possible, Probable and Proven Impact Sites in Australia, 17th Australian Geological Convention p. 239. 2004.
Macdonald, F. A., Bunting, J.A. and Cina,S.E., Yarrabubba, Western Australia: A large, deeply eroded, ancient impact structure in the Yilgarn Craton. LPSC XXXIV, Abstract 1116 (CD-ROM). 2003.
Pirajno, F., Hydrothermal processes associated with meteorite impact structures: Evidence from three Australian examples and implications for economic resources, Australian Journal of Earth Sciences, v. 52, pp. 587-605, 2005
* 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)