Evidence for biogenic graphite in early Archaean Isua metasedimentary rocks

@article{Ohtomo2014EvidenceFB,
  title={Evidence for biogenic graphite in early Archaean Isua metasedimentary rocks},
  author={Yoko Ohtomo and T. Kakegawa and A. Ishida and T. Nagase and M. Rosing},
  journal={Nature Geoscience},
  year={2014},
  volume={7},
  pages={25-28}
}
  • Yoko Ohtomo, T. Kakegawa, +2 authors M. Rosing
  • Published 2014
  • Geology
  • Nature Geoscience
  • The Archaean rocks of Isua, West Greenland, contain graphite, but its origins are debated. Geochemical and microscopic analyses suggest that the graphite was formed from biologically formed carbon that was deposited at least 3.7 billion years ago. 
    Archean Fossil Microorganisms
    Keivy Paraschists (Archean–Early Proterozoic): Nanobacteria and Life
    1
    Graphitic carbons and biosignatures 2 3

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