New knowledge about shock events that affected the L-chondrite parent body from two heavily shocked L6 meteorite findsOPEN ACCESS 

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I. Baziotis, L. Ferrière, C. Ma, J. Hu, D. Palles, P. D. Asimow MAPS, Version of Record online: 06 October 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We report new results from a study of shock-related…

Origin of metal nodules, veins, and fine-grained metal in several L and H chondrites

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Svetlana N. Teplyakova, Cyril A. Lorenz, Marina A. Ivanova MAPS, Version of Record online: 18 July 2025 LINK “We investigated the metal nodules, veins, fine-grained particles of ordinary chondrites (OC) Ash Creek (L6), Ghubara (L5),…

Microfaults: Abundant shear deformation and frictional melting in chondritesOPEN ACCESS 

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Craig R. Walton, Mahesh Anand, Maria Schönbächler MAPS, Version of Record online: 04 March 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The majority of ordinary chondrite (OC) meteorites record some amount of textural evidence for impact-induced…

Experimentally induced troilite melt pervasion in chondritic analog materials: A study for FeNi-FeS darkening in chondrites

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Juulia-Gabrielle Moreau, Argo Jõeleht, Aleksandra N. Stojic, Christopher Hamann, Felix E. D. Kaufmann, Peeter Somelar, Jüri Plado, Satu Hietala, Tomas Kohout MAPS, Version of Record online: 24 October 2024 LINK “Iron sulfide and metal melt…

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…

New observations on high‐pressure phases in a shock melt vein in the Villalbeto de la Peña meteorite: Insights into the shock behavior of diopside

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Marina Martinez, Adrian J. Brearley, Josep M. Trigo‐Rodríguez, Jordi Llorca Meteoritics & Planetary Science First Published: 27 September 2019 LINK “The petrology and mineralogy of shock melt veins in the L6 ordinary chondrite host of…

Formation Parameters of High-Pressure Minerals in the Dhofar 717 and 864 Chondrite Meteorites

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K. D. Litasov, D. D. Badyukov, N. P. Pokhilenko Doklady Earth Sciences March 2019, Volume 485, Issue 1, pp 327-330 First Online: 28 May 2019 LINK “This paper presents the results of a Raman spectroscopic…

Albite dissociation reaction in the Northwest Africa 8275 shocked LL chondrite and implications for its impact history

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Masaaki Miyahara, Eiji Ohtani, Akira Yamaguchi Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 26 August 2017 LINK “An impact event recorded in the Northwest Africa (NWA) 8275 LL7 ordinary chondrite was investigated…

Jadeite in shocked meteorites and its textural variationsOPEN ACCESS 

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Eiji OHTANI, Shin OZAWA, Masaaki MIYAHARA Journal of Mineralogical and Petrological Sciences Released: August 08, 2017 PDF (OPEN ACCESS) “Jadeite occurs as the shocked product of albite feldspar in shocked meteorites, and is one of…

High-pressure minerals in shocked meteorites.

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Tomioka, N. and Miyahara, M. Meteoritics & Planetary Science. doi: 10.1111/maps.12902 LINK “Heavily shocked meteorites contain various types of high-pressure polymorphs of major minerals (olivine, pyroxene, feldspar, and quartz) and accessory minerals (chromite and Ca…

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