TY - RPRT TI - Discriminating assimilants and decoupling deep- vs. shallow-level crystal records at Mount Adams using 238U-230Th disequilibria and Os isotopes AU - Brian R. Jicha AU - Clark M. Johnson AU - Wes Hildreth AU - Brian L. Beard AU - Garret L. Hart AU - Steven B. Shirey AU - Brad S. Singer PY - 2009 DO - 10.1016/j.epsl.2008.09.035 UR - https://pubs.usgs.gov/publication/70032807 ID - 70032807 ER -