TRACKING CRETACEOUS CORDILLERAN MAGMATIC ARC PETROGENESIS USING COUPLED DETRITAL ZIRCON GEOCHRONOLOGY, HF ISOTOPES, AND GEOCHEMISTRY FROM MODERN SIERRA NEVADA SAND
JOHNSTON, Scott, Department of Geological Sciences, California State University Northridge, Northridge, CA 91130-8266, KYLANDER-CLARK, Andrew, Dept. of Earth Science, UC Santa Barbara, Santa Barbara, CA 93106-9630 and BARTH, Andrew P., Indiana University, Indianapolis, IN 46202