TY - RPRT TI - Compositional evolution of the zoned calcalkaline magma chamber of Mount Mazama, Crater Lake, Oregon AU - C. R. Bacon AU - T. H. Druitt PY - 1988 DO - 10.1007/bf00402114 UR - https://pubs.usgs.gov/publication/70013668 ID - 70013668 ER -