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

 

Tenoumer

Crater Name
Location
Latitude
Longitude
Diameter (km)
Age (Ma)*
Exposed
Drilled
Target Rock**
Bolide Type***
Tenoumer
Mauritania
N 22° 55'
W 10° 24'
1.9
0.0214 ± 0.0097
Y
N
M
-

 

Ground based panorama - kindly supplied by Linda Kah, University of Tennessee

Aerial Photograph

Thematic Mapper - Detail

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
French, B. M., Hartung, J.B., Short, N.M. and Dietz,R.S., Tenoumer crater, Mauritania: Age and petrologic evidence for origin by meteorite impact. Journal of Geophysical Research, v. 75, pp. 4396-4406. 1970.
French, B. M., Short, N.M. and Dietz,R.S., Shock-metamorphic features at the Tenoumer crater, Mauritania (abstract). EOS, v. 50, p. 221. 1969.
Fudali, R. F., Cassidy, W. A., Gravity reconnaissance at three Mauritanian craters of explosive origin. Meteoritics, v. 7, pp. 51-70. 1972.
Fudali, R. F., Genesis of the melt rocks at Tenoumer crater, Mauritania. Journal of Geophysical Research, v. 79, pp. 2115-2121. 1974.
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.
Jaret, S.J., Kah, L.C., Harris, R.S., Progressive deformation of feldspar recording low-barometry impact processes, Tenoumer impact structure, Mauritiana. Meteoritics & Planetary Science, vol.49, pp.1007-1022. 2014.
Koeberl, C., African meteorite impact craters: Characteristics and geological importance. Journal of African Sciences, v. 18, pp. 263-295. 1994.
Monod, T., Pomerol, C., The Tenoumer crater (Mauritania) and its lavas (in French). Societe Geologique de France Bulletin, ser. 7, v. 8, pp. 165-172. 1966.
Pratesi, G., Morelli, M., Rossi, A.P. and Ori, G.G., Chemical compositions of impact melt breccias and target rocks from the Tenoumer impact crater, Mauritania, Meteoritics & Planetary Science, v.40, no.11, pp.1653-1672. 2005.
Richard-Molard, M. J., The explosion crater of Tenoumer and the probable presence of a large rectilinear feature in the western Sahara (in French). Academie des Sciences, Paris, Comptes Rendus, v. 227, pp. 213-214. 1948.
Storzer, D., Selo, M. Latouche, L. Fabre,J., The age of Tenoumer crater, Mauritania, revisited, Lunar and Planetary Science XXXIV. 2003.
Winzer, S. R., Meyerhoff, M, Stokowski, S J., Lum, R K. L., Schuhmann, S and Philipots,J A., Petrology, petrography and geochemistry of impact melts from Tenoumer crater, Mauritania (abstract). Meteoritics, v. 12, pp. 389-390. 1977.
Zotkin, I. T., "Moon" craters on the Earth (in Russian). Priroda, v. 9, pp. 95-105. 1969.

 

* 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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