The iron mineralogy of Bennu samples: similarities and variations among CI chondritic materialsOPEN ACCESS
Kana Amano, Jean-Christophe Viennet, Pierre Beck, Sergey Yaroslavtsev, Dimitrios Bessas, Aleksandr Chumakov, Jean-Philippe Celse, Ludovic Delbes, Tomoki Nakamura, Yuma Enokido, Kanako Sakamoto, Shogo Tachibana, Mathieu Roskosz Geochimica et Cosmochimica Acta, Available online 11 September 2026…
Dynamo generation reveals redox conditions during formation of differentiated planetesimalsOPEN ACCESS
Hannah R. Sanderson, James F. J. Bryson, Claire I. O. Nichols Submitted to Nature Astronomy, 3 August 2026 PDF (OPEN ACCESS) “In the early Solar System, an isotopic dichotomy existed between non-carbonaceous (NC) and carbonaceous…
Oxygen isotope compositions of chondrules in enstatite chondrites: insights from relict olivine, chondrule size and redox state
Yves Marrocchi, Laurette Piani, Dorian Thomassin, Emmanuel Jacquet Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 17 December 2025 LINK “The recent discovery in ordinary chondrites of a population of small, sub-TFL (i.e., negative…
Updating the Urey-Craig diagram: The iron redox states of the building blocks of the outer solar systemOPEN ACCESS
Kana Amano, Jean-Christophe Viennet, Pierre Beck, François Guyot, Sergey Yaroslavtsev, Dimitrios Bessas, Aleksandr Chumakov, Ludovic Delbes, Olivier Poch, Mathieu Roskosz LINK + PDF (OPEN ACCESS) “Highlights “The iron speciation and valence state of meteorites reflect…
