Investigation of the shocked Viñales ordinary chondrite (L6) meteorite fall – Implications for shock classification, fragmentation, and collision dynamics

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I.P. Baziotis, S. Xydous, A. Papoutsa, J. Hu, C. Ma, L.Ferrière, S. Klemme, J.Berndt, P.D. Asimow IcarusIn Press, Journal Pre-proof, Available online 25 October 2022 LINK “Highlights • Viñales represent a moderately shocked meteorite.• Viñales…

Formation and decomposition of vacancy-rich clinopyroxene in a shocked eucrite: New insights for multiple impact events

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Ai-Cheng Zhang, Jie-Ya Li, Jia-Ni Chen, Yuan-Yun Wen, Yan-Jun Guo, Yang Li, Naoya Sakamoto, Hisayoshi Yurimoto Geochimica et Cosmochimica ActaAvailable online 23 May 2022 LINK “Impact is a fundamental process shaping the formation and evolution…

Natural and experimental high-pressure, shock-produced terrestrial and extraterrestrial materialsOPEN ACCESS 

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Masaaki Miyahara, Naotaka Tomioka & Luca Bindi Progress in Earth and Planetary Science, Volume 8, Article number: 59 (2021), REVIEW LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Hypervelocity impacts are among the fundamental phenomena occurring during the…

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…

Majorite-olivine–high-Ca pyroxene assemblage in the shock-melt veins of Pervomaisky L6 chondrite

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Ivan S. Bazhan, Konstantin D. Litasov, Eiji Ohtani, Shin Ozawa American Mineralogist, v. 102, i. 6, p. 1279-1286, First Published on June 01, 2017, doi:10.2138/am-2017-5892 LINK “High-pressure minerals—majorite-pyrope garnet and jadeite—were found in the Pervomaisky…

Shock-induced P-T conditions and formation mechanism of akimotoite-pyroxene glass assemblages in the Grove Mountains (GRV) 052082 (L6) meteorite

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Lu Feng, Masaaki Miyahara, Toshiro Nagase, Eiji Ohtani, Sen Hu, Ahmed El Goresy, Yangting Lin American Mineralogist, v. 102, i. 6, p. 1254-1262, First Published on June 01, 2017, doi:10.2138/am-2017-5905 LINK “Akimotoite [(Mg,Fe)SiO3-ilmenite] was encountered…

Shocked chromites in fossil L chondrites: A Raman spectroscopy and transmission electron microscopy study.

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Rout, S. S., Heck, P. R., Zaluzec, N. J., Ishii, T., Wen, J., Miller, D. J. and Schmitz, B. Meteoritics & Planetary Science. doi: 10.1111/maps.12887 LINK “Chromites from Middle Ordovician fossil L chondrites and from…

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