Research ArticleGEOCHEMISTRY

Titanium isotopes constrain a magmatic transition at the Hadean-Archean boundary in the Acasta Gneiss Complex

See allHide authors and affiliations

Science Advances  09 Dec 2020:
Vol. 6, no. 50, eabc9959
DOI: 10.1126/sciadv.abc9959

Article Information

vol. 6 no. 50

Online ISSN: 
  • Received for publication May 26, 2020
  • Accepted for publication October 23, 2020
  • .

Author Information

  1. Sarah M. Aarons1,2,*,
  2. Jesse R. Reimink3,4,
  3. Nicolas D. Greber5,
  4. Andy W. Heard1,
  5. Zhe Zhang1 and
  6. Nicolas Dauphas1
  1. 1Origins Laboratory, Department of the Geophysical Sciences and Enrico Fermi Institute, The University of Chicago, Chicago, IL 60637, USA.
  2. 2Scripps Institution of Oceanography, University of California, San Diego, San Diego, CA 92037, USA.
  3. 3Earth and Planets Laboratory, Carnegie Institution for Science, Washington, DC 20015, USA.
  4. 4Department of Geosciences, Pennsylvania State University, University Park, PA 16802, USA.
  5. 5Institute for Geological Sciences, University of Bern, 3012 Bern, Switzerland.
  1. *Corresponding author. Email: smaarons{at}


Article usage

Article usage: December 2020 to January 2021

Dec 202017135021077
Jan 202117415110

Stay Connected to Science Advances

Navigate This Article