publication . Article . 1991

In situ10Be-26Al exposure ages at Meteor Crater, Arizona

K. Nishiizumi; C.P. Kohl; E. M. Shoemaker; James R. Arnold; Jacob Klein; David Fink; Roy Middleton;
Open Access
  • Published: 01 Sep 1991 Journal: Geochimica et Cosmochimica Acta, volume 55, pages 2,699-2,703 (issn: 0016-7037, Copyright policy)
  • Publisher: Elsevier BV
Abstract
A new method of dating the surface exposure of rocks from in situ production of 10Be and 26Al has been applied to determine the age of Meteor Crater, Arizona. A lower bound on the crater age of 49,200 ± 1,700 years has been obtained by this method.
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Subjects
free text keywords: Geochemistry and Petrology, Astrobiology, Impact crater, Meteorite craters, Geology
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