High Resolution Hf Isotope Stratigraphy of Ferromanganese Crusts
D.-C. Lee, A. N. Halliday, J. N. Christensen, K. W. Burton, J. R. Hein and L. V. Godfrey
Department of Geological Sciences, University of Michigan, Ann Arbor, MI 48109, USA
USGS, Menlo Park, CA 94025, USA
Department of Geological Sciences, Cornell University, Ithaca, NY 14853, USA