gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1994.58A.1.246 Pb Systematics of Klyuchevskoy Volcano, KamChatka and North Pacific Sediments: Implications for Magma Genesis and Crustal Recycling in the Kamchatkan Arc Kersting A. B. Earth Science Department/Institute of Geophysics & Planetary Physics, Lawrence Livermore National Laboratory, P.O. Box 808 L-202, Livermore CA 94550 Arculus R. J. Department of Geology, Australian National University, Canberra, ACT 0200 Australia 8 1994 58A 1 473 474 Copyright © 1994, The Mineralogical Society 1994