HED zircons as a window into the solar system’s first crust: Decoupling primordial differentiation, metamorphism and impact events through textural and chemical studies

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Melanie Barboni, Madeline Marquardt, Nicholas E. Timms, Elizabeth Ann Bell Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 14 May 2024 LINK “The study of Howardite-Eucrite-Diogenite (HED) meteorites provides unique insights into early planet…

The Ordovician meteorite event in North America: Age of the Slate Islands impact structure, northern Lake Superior, Ontario, Canada

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Andrew F. Parisi, Elizabeth J. Catlos, Michael E. Brookfield, Axel K. Schmitt, Daniel F. Stöckli, Daniel P. Miggins, Daniel S. Campos MAPS, Version of Record online: 14 May 2024 LINK “The Slate Islands (Ontario) is…

Proximal ejecta of the putative parent impact crater for Australasian tektites at the Bolaven Plateau / Reply to Mizera and Strunga: Evidence for the Bolaven impact crater and its ejectaOPEN ACCESS 

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Jiří Mizera and Vladimír Strunga PNAS, May 13, 2024LETTER LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Sieh et al. (Proximal ejecta of the Bolaven extraterrestrial impact, southern Laos ) support their hypothesis locating the parent impact crater…

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