Shock deformation and U-Pb isotope systematics in zircon from impactites of the Rochechouart impact structure: Impact age and zircon provenance

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Daniela Guerrero, Wolf Uwe Reimold, Natalia Hauser, Gavin Kenny, Martin Whitehouse, Philippe Lambert Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 31 May 2025 LINK “The >23 km diameter, ∼207 Ma old Rochechouart impact structure is…

Spatial U–Pb age distribution in shock-recrystallized zircon – a case study from the Rochechouart impact structure, France

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Cornelia Rasmussen, Daniel F. Stockli, Timmons M. Erickson, Martin Schmieder Geochimica et Cosmochimica Acta LINK “Age determination of impact structures via the zircon U–Pb system remains challenging and often ambiguous due to highly variable effects…

Revisiting the Rochechouart impact structure, France

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Haley M. Sapers, Gordon R. Osinski, Neil R. Banerjee, Ludovic Ferrière, Philippe Lambert and Matthew R. M. Izawa Meteoritics & Planetary Science, article first published online: 18 NOV 2014 | DOI: 10.1111/maps.12381 LINK

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