Nature Communications (Jun 2016)

A new type of solar-system material recovered from Ordovician marine limestone

  • B. Schmitz,
  • Q. -Z. Yin,
  • M. E. Sanborn,
  • M. Tassinari,
  • C. E. Caplan,
  • G. R. Huss

DOI
https://doi.org/10.1038/ncomms11851
Journal volume & issue
Vol. 7, no. 1
pp. 1 – 7

Abstract

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Meteorites falling on Earth today are believed to represent 100–150 parent bodies. Within 470 Myr ago sediments at a limestone quarry in Sweden, Schmitz et al. have found and identified a new type of meteorite based on chromium and oxygen isotopes sourced from a previously unknown parental body.