Carbonates in Ryugu and Bennu with MicrOmega: Insights into Aqueous Alteration on Primitive AsteroidsOPEN ACCESS 

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Max Mahlke, Cateline Lantz, Cédric Pilorget, Donia Baklouti, Rosario Brunetto, Kentaro Hatakeda, Te Jiang, Damien Loizeau, Rachel Sheppard, Alice Aléon-Toppani, Masanao Abe, Jean-Pierre Bibring, Yuma Enokido, Ryota Fukai, Vincent Hamm, Yuya Hitomi, Seiya Kawasaki, Tania…

Sulfur and copper isotope fractionation during planetesimal collisions: Insights from shock metamorphism in ordinary chondrites

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Ming-Yang Li, Dan Zhu, De-Liang Wang, Shi-Jie Li, Xiong-Yao Li, Jian-Zhong Liu & Ying-Kui Xu Acta Geochimica, Published: 19 May 2026 LINK “The accretion of terrestrial planets involved violent collisions among planetesimals, but the mechanisms…

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