Previous Article Next Article Table of Contents Science, Vol.357, No.6357, 1271-+, 2017 DOI10.1126/science.aan8086 Export Citation Titanium isotopic evidence for felsic crust and plate tectonics 3.5 billion years ago Greber Nicolas D., Dauphas Nicolas, Bekker Andrey, Ptacek Matous P., Bindeman Ilya N., Hofmann Axel Please enable JavaScript to view the comments powered by Disqus.
