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



Crater Name
Diameter (km)
Age (Ma)*
Target Rock**
Bolide Type***
N 52° 29'
E 16° 54'
< 0.01
Octahedrite fragments





Panoramic view of one of the Morasko lakes

Classen, J., The meteorite craters of Morasko in Poland. Meteoritics, v. 13, pp. 245-255. 1978.
Cockell, C. S., Lee, P., The Biology of Impact Craters - a review. Biol. Rev., 77, P. 279 - 310. 2002.
Czegka, W., Remarks on the Morasko crater field and some of its lost morphological features (abstract). Meteoritics & Planetary Science, v. 31, p. A34. 1996.
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.
Gurov, E. P., Gurova, E. P., A group of young meteorite craters in the marginal northwestern part of the Aldan Anteclise (in Russian). Doklady Akademii Nauk Ukrainskoi SSR, Seriya "B", v. 2, pp. 9-12. 1984.
Gurov, E. P., Gurova, E. P., Impact structures on the Earth's surface (in Russian). Geologicheskii Zhurnal, v. 47, pp. 117-124. 1987.
Karaszewski, W., Geological studies of "meteorite" craters in Noerdlingen Ries (West Germany) and at Morasko (Poland) (in Polish). Przeglad Geologiczny, v. 22, pp. 626-627. 1974.
Karwowski, L., Kusz, J., Muszynski, A., Kryza, R., Sitarz, M., and Galuskin, E.V. Moraskoite, Na (sub 2) Mg(PO (sub 4) )F, a new mineral from the Morasko IAB-MG iron meteorite (Poland). Mineralogical Magazine, vol.79, pp.387. 2015.
Korpikiewicz, H., Meteoritic shower Morasko. Meteoritics, v. 13, pp. 311-326. 1978.
Korpikiewicz, H., The Morasko meteorite shower (in Russian). Astronomii Chesniy Vestnik, v. 12, pp. 181-184. 1978.
Luecke, W., Kontny, A., and Kramar, U. Geochemical zoning and magnetic mineralogy at Fe,Ni-alloy-troilite interfaces of three iron meteorites from Morasko, Coahuila II, and Mundrabilla. Meteoritics & Planetary Science, vol.49, pp.750. 2014.
Luecke, W., Muszynski, A. , Berner, Z., Trace element partitioning in the Morasko meteorite from Poznan, Poland, Chemie der Erde, 66, P. 315 - 318. 2006.
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.
McHone J F., Dietz, R. S., Earth's multiple impact craters and astroblemes (abstract). Lunar and Planetary Science, v. XXIII, pp. 887-888. 1992.
Pilski, A.S., Wasson, J.T., Muszynski, A., Kryza, R., Karwowski, L., and Nowak, M. Low-Ir IAB irons from Morasko and other locations in central Europe; one fall, possibly distinct from IAB-MG. Meteoritics & Planetary Science, vol. 48, pp.2531. 2013.
Stankowski, W. T. J., The geology and morphology of the natural reserve "Meteoryt Morasko". Planetary and Space Science, v. 49, p 749-753. 2001


* 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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