UNAM Scientific drilling program of Chicxulub impact structure - Evidence for a 300 kilometer crater diameter

Geophysical Research Letters

Volumn 23, Issue 13, 1996, Pages 1565-1568

  Urrutia Fucugauchi, J ^a   Marin, L ^a   Trejo Garcia, A ^a  

^a UNIVERSIDAD NACIONAL AUTÓNOMA DE MÉXICO   (Mexico)

Author keywords

[No Author keywords available]

Indexed keywords

MAGNETIC SUSCEPTIBILITY; PILES; SILICATES; STRATIGRAPHY; CORE SAMPLES; DRILLS; EROSION; EXPLORATORY BOREHOLES; MAGNETIC FIELDS; MAGNETIC PERMEABILITY; MODELS;

CHICXULUB IMPACT; CRATER DIAMETER; CRATER MODELS; DRILL SITES; EVAPORITES; IMPACT CRATERS; LARGE COMPONENTS; SCIENTIFIC DRILLING;

ROCKS; CORE DRILLING;

BRECCIA; CRATER; EVAPORITE BRECCIA; MESOZOIC PLATFORM ROCKS; SUEVITIC BRECCIA;

BRECCIA; CRETACEOUS/TERTIARY BOUNDARY; DRILLING; IMPACT CRATER; MAGNETIC SUSCEPTIBILITY;

MEXICO, YUCATAN, CHICXULUB STRUCTURE;

EID: 0030158753     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/96GL01566     Document Type: Article

References (8)

1. Alvarez, L. W., W. Alvarez, F. Asaro and H. V. Michel, extraterrestrial cause for the Cretaceous-Tertiary extinction, Science, 208, 1095-1108, 1980.
2. Espindola, J. M., M. Mena, M. De la Fuente and J. O. Campos-Enriquez, A model of the Chicxulub impact structure (Yucatan, Mexico) based on its gravity and magnetic signatures, Phys. Earth Planet. Int., 92, 217-278, 1995.
3. Hildebrand, A. et al., Chicxulub crater: A possibleCretaceous-Tertiary boundary impact crater on the Yucatan peninsula, Mexico, Geology, 19, 867-871, 1991.
4. Hildebrand, A., M. Pilkington, M. Connors, C. Ortiz and R Chavez, Size and structure of the Chicxulub crater revealed by horizonal gravity gradients and cenotes, Nature, 376, 415-417, 1995.
5. Koeberl, C., Chicxulub crater, Yucatan: Tektites, impact glasses, and the geochemistry of tarjet rocks and breccias, Geology, 21, 211-214, 1993.
6. Lopez Ramos, E., Geological summary of the Yucatan peninsula, in The Ocean Basin and Margins, edited by A. Nairn and F. Stheli, v. 3, pp. 257-282, Plenum, N.Y., 1975.
7. Newsom, H., G. Graup, D. Iseri, J. Geissman and K. Keil, The formation of the Ries crater, West Germany: Evidence of atmospheric interactions during a large cratering event, in Global Catastrophes in Earth History: An Interdisciplnary Conference on Impacts, Volcanism and Mass Mortality, edited by V.L. Sharpton and P. D. Ward, pp. 195-206, Geol. Soc. Am. Sp. Pap., 247, 1990.
8. Sharpton, V.L. et al., A model of the Chicxulub impact basin based on evaluation of geophysical data, well logs and drill core samples, in The Cretaceous-Tertiary Event and Other Catastrophes in Earth History, edited by G. Ryder et al., Geol. Soc. Am. Sp. Pap., 307, 1996.