Light noble gases in 11 achondrites: Cosmic ray exposure ages, gas retention ages, and preatmospheric sizes
Thomas Smith, Huaiyu He, Shijie Li, Fei Su MAPS, Version of Record online: 18 October 2023 LINK “We report light noble gas (He, Ne, and Ar) concentrations and isotopic ratios in 11 achondrites, Tafassasset (unclassified…
Tracking and dating incipient melting of a new grouplet of primitive achondrites
Yun Jiang, Ye Li, Jia Liu, Qing Wang, Li-Ping Qin, Ke Zhu, Shiyong Liao, Zongjun Yin, Yongbo Peng, Piers Koefoed, Weibiao Hsu Geochimica et Cosmochimica ActaAvailable online 26 January 2023 LINK (OPEN ACCESS) “Primitive achondrites,…
Thermal History and Structure of the Tafassite Parent Body
Neumann W. *, Ma N., Neri A., Schwarz W. H., Ludwig T., Trieloff M., Klahr H., Bouvier A. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6153) PDF We identified a first group…
Ferrous oxide-rich asteroid achondrites
James M.D. Day, Christopher A. Corder, Nelly Assayag, Pierre Cartigny Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 19 April 2019 LINK “Ferrous oxide (FeO)-rich asteroid achondrites can be defined as asteroid-derived samples…
Petrological and Petrofabric Study of Roberts Massif 04239 Compared to Tafassasset and Brachinites
Hasegawa H. * Mikouchi T. Yamaguchi A. 80th Annual Meeting of the Meteoritical Society 2017 [#6169] abstract (PDF) “The petrology and petrofabrics of Roberts Massif 04239 suggests that it has experienced differentiation processes similar to…
Tafassasset has been reclassified as “primitive achondrite”
Writeup from MB 105: Meteoritical Bulletin Database / Writeup from MB 105 “Tafassasset, reclassification Agadez, Niger Find: 2000 Classification: Primitive achondrite History: A comparison of the overall petrography, modal mineralogy, mineral compositions, oxidation state, and…
Tafassasset: Evidence of early incipient differentiation on a metal-rich chondritic parent body
Thomas Breton, Ghylaine Quitté, Michael J. Toplis, Marc Monnereau, Jean-Louis Birck, Christa Göpel, Cyril Charles Earth and Planetary Science Letters Volume 425, 1 September 2015, Pages 193–203 LINK
26Al-26Mg Systematics of Ungrouped Achondrites: Implications for Timing of Planetesimal Differentiation
Dunlap D. R., Wadhwa M., Romaniello S. J., Souders A. K., Hines R. 78th Annual Meeting of the Meteoritical Society (2015) Berkeley, USA July 27-31 2015 PDF (abstract)
Mn-Cr systematics in primitive meteorites: insights from mineral separation and partial dissolution
Christa Göpel, Jean-Louis Birck, Albert Galy, Jean-Alix Barrat, Brigitte Zanda Geochimica et Cosmochimica Acta doi:10.1016/j.gca.2015.02.008 available online 14 February 2015 LINK