Light noble gas records and cosmic ray exposure histories of recent ordinary chondrite falls

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Thomas Smith, Huaiyu He, Shijie Li, P. M. Ranjith, Fei Su, Jérôme Gattacceca, Régis Braucher, ASTER-Team Meteoritics & Planetary ScienceVersion of Record online: 04 November 2021 LINK “We measured noble gas concentrations and isotopic ratios…

Natural Fe-bearing aluminous bridgmanite in the Katol L6 chondrite

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Sujoy Ghosh, Kishan Tiwari, Masaaki Miyahara, Arno Rohrbach, Christian Vollmer, Vincenzo Stagno, Eiji Ohtani, and Dwijesh Ray PNAS October 5, 2021 118 (40) LINK “Bridgmanite, the most abundant mineral of the Earth’s lower mantle, has…

On the possible origin of troilite-metal nodules in the Katol chondrite (L6-7).

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Ray, D., Ghosh, S. and Murty, S.V.S. Meteoritics & Planetary Science. doi: 10.1111/maps.12742 LINK “Microtextural study of a single troilite-metal nodule (TMN) from the Katol L6-7 chondrite, a recent fall (May, 2012) in India suggests…

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