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Linking a distal ejecta with its source crater: a probabilistic approach applied to tektites

Rochette, Pierre; Baratoux, David; Braucher, Regis; Cornec, Jean; Debaille, Vinciane; Devouard, Bertrand; Gattacceca, Jerome; ... Nomade, Sebastien; + view all (2023) Linking a distal ejecta with its source crater: a probabilistic approach applied to tektites. Comptes Rendus Géoscience , 355 pp. 145-155. 10.5802/crgeos.206. Green open access

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Abstract

We propose a probabilistic approach to gauge the plausibility of a genetic link between a distal ejecta and a known impact structure, considering the only possible alternative that the distal ejecta could originate from an unknown impact site. We exemplify this approach in the case of three tektite strewn fields related to three known impact structures—the belizites, related to Pantasma (Nicaragua), the ivorites, related to Bosumtwi (Ghana), the moldavites, related to Ries (Germany), as well as on Manson crater ejecta. The computed probability for the unknown meteoritic impact is about 1% or less for these four cases studies.

Type: Article
Title: Linking a distal ejecta with its source crater: a probabilistic approach applied to tektites
Open access status: An open access version is available from UCL Discovery
DOI: 10.5802/crgeos.206
Publisher version: https://doi.org/10.5802/crgeos.206
Language: English
Additional information: CC-BY 4.0 Copyrights: The authors retain unrestricted copyrights and publishing rights
Keywords: Science & Technology, Physical Sciences, Geosciences, Multidisciplinary, Geology, Impact craters, Distal ejecta, Probability, Bosumtwi, Manson, Pantasma, Ries, IMPACT STRUCTURE, STREWN FIELD, GEOCHEMISTRY, METEORITE, MICROTEKTITES, PETROGRAPHY, EXTINCTION, AGES
UCL classification: UCL
UCL > Provost and Vice Provost Offices > UCL SLASH
UCL > Provost and Vice Provost Offices > UCL SLASH > Faculty of S&HS
UCL > Provost and Vice Provost Offices > UCL SLASH > Faculty of S&HS > Dept of Anthropology
URI: https://discovery.ucl.ac.uk/id/eprint/10206768
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