Tracing the Indian Ocean Mantle Domain Through Time: Isotopic Results from Old West Indian, East Tethyan, and South Pacific Seafloor

• Published in: Journal of Petrology
• Main Authors: Mahoney, J. J., Frei, R., Tejada, M. L. G., Mo, X. X., Leat, P. T., NäGler, T. F.
• Format: Text
• Language: English
• Published: Oxford University Press 1998
• Subjects: Articles; Alexander Island; Indian; Pacific; Antarc*; Antarctica; North Atlantic
• Online Access: http://petrology.oxfordjournals.org/cgi/content/short/39/7/1285; https://doi.org/10.1093/petroj/39.7.1285

The isotopic difference between modern Indian Ocean and Pacific or North Atlantic Ocean ridge mantle (e.g. variably lower 206Pb/204Pb for a given ε Nd and 208Pb/204Pb) could reflect processes that occurred within a few tens of millions of years preceding the initial breakup of Gondwana. Alternativel...