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Shergotty

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Shergotty is a 5 kg Martian meteorite discovered in 1865 in Shergotty (now Sherghati), India. It also names a subgroup of the SNC meteorites, the shergottites, representing 78 % of the Martian meteorites. Its age has been dated to ca. 165 Ma by most isotopic systems, but according to the Pb-Pb dating, it can be as old as 4.3 Ga. Although shergottite source craters have been identified on young terrains in Tharsis and Elysium provinces, the Mojave crater, formed on a 4.3 Ga old terrain, has been recently found to match the mineralogy of Shergotty. Petrologically, Shergotty is a basaltic sample (containing pyroxene and plagioclase but no olivine or chromite), enriched in trace elements.

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Correspondence to Ana-Catalina Plesa .

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© 2014 Springer-Verlag Berlin Heidelberg

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Plesa, AC. (2014). Shergotty. In: Amils, R., et al. Encyclopedia of Astrobiology. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-27833-4_5217-1

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  • DOI: https://doi.org/10.1007/978-3-642-27833-4_5217-1

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  • Publisher Name: Springer, Berlin, Heidelberg

  • Online ISBN: 978-3-642-27833-4

  • eBook Packages: Springer Reference Physics and AstronomyReference Module Physical and Materials ScienceReference Module Chemistry, Materials and Physics

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  1. Latest

    Shergotty
    Published:
    15 March 2023

    DOI: https://doi.org/10.1007/978-3-642-27833-4_5217-2

  2. Original

    Shergotty
    Published:
    20 April 2015

    DOI: https://doi.org/10.1007/978-3-642-27833-4_5217-1