Hf Isotopes and Geochemical Evidence Constrain the Nature and Sources of Melting During and After Progressive Accretion of the Wrangellia Composite Terrane to the Southern Alaska Margin

Erin Todd1, James V Jones III1 and Andrew R Kylander-Clark2, (1)USGS Alaska Science Center, Anchorage, AK, United States, (2)University of California Santa Barbara, Earth Science, Santa Barbara, United States