MAGMATIC HISTORY OF THE GRIZZLY PEAK CALDERA, SAWATCH RANGE, COLORADO
FRAZER, Ryan1, GILMER, Amy K.1, SOUDERS, Kate2 and THOMPSON, Ren1, (1)U.S. Geological Survey, Geosciences and Environmental Change Science Center, PO Box 25046 MS 980, Denver, CO 80225, (2)U.S. Geological Survey, Geology, Geophysics, and Geochemistry Science Center, PO Box 25046 MS 973, Denver, CO 80225