190Pt-186Os Isotopic Systematics of the Upper Mantle and Some Plumes
A. D. Brandon, R. J. Walker, J. W. Morgan and J. E. Snow
Isotope Geochemistry Laboratory, Department of Geology, University of Maryland, College Park, MD 20742, USA
Max-Planck Institut für Chemie, Abt. Geochemie, Postfach 3060, D-55020 Mainz, Germany