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

 

Crater Name
Location
Latitude
Longitude
Diameter (km)
Age (Ma)*
Exposed
Drilled
Target Rock**
Bolide Type***
Amguid
Algeria
N 26° 5'
E 4° 23'
0.45
< 0.1
Y
N
S
-

Amguid

Landsat

Photograph

Photograph

Photograph

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
Cockell, C. S., Lee, P., The Biology of Impact Craters - a review. Biol. Rev., 77, P. 279 - 310. 2002.
Denaeyer, M. -E., Gérards, J., A quelle cause attribuer les dépressions cratérifromes du Rwanda? (in French). Bulletin des Séances, v. 4, pp. 784-798. 1973.
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., Impact structures on the Earth's surface (in Russian). Geologicheskii Zhurnal, v. 47, pp. 117-124. 1987.
Hörz, F., Ejecta of the Ries crater, Germany. The Geological Society of America Special Paper 190, pp. 39-55. 1982.
Koeberl, C., African meteorite impact craters: Characteristics and geological importance. Journal of African Earth Sciences, v. 18, pp. 263-295. 1994.
Lambert, P., McHone, J.F. Jr., Dietz, R.S. and Houfani,M., Impact and impact-like structures in Algeria. Part I. Four bowl-shaped depressions. Meteoritics, v. 15, pp. 157-179. 1980.
Lefranc, J. -P., Exploration of a meteorite crater at Amguid ( Mouydir, central Sahara). Academie des Sciences, Paris, Comptes Rendus, Serie D, v. 268, pp. 900-902. 1969.
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. Jr., Lambert, P., Dietz, R.S. and Briedj,M., Impact structures in Algeria (abstract). Meteoritics, v. 15, pp. 331-332. 1980.
McHone, J. F., Blumberg, D.G., Greeley, R. and Underwood, J.R.,Jr., Space shuttle radar images of terrestrial impact structures: SIR-C/X-SAR (abstract). Meteoritics, v. 30, pp. 543. 1995.
McHone, J.F., Greeley, R., Williams, K.K., Blumberg, D.G. and Kuzmin, R.O., Space shuttle observations of terrestrial impact structures using SIR-C and X-SAR radars, Meteoritics & Planetary Science, v.37, no.3, pp.407-420. 2002.
Zotkin, I. T., Tsvetkov, V. I., Searches for meteorite craters on the Earth (in Russian). Astronomicheskii Vestnik, v. 4, pp. 55-56. 1970.

 

 

* 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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