TY - RPRT TI - Direct evidence for the origin of low-18O silicic magmas: quenched samples of a magma chamber's partially-fused granitoid walls, Crater Lake, Oregon AU - Charles R. Bacon AU - Lanford H. Adami AU - Marvin A. Lanphere PY - 1989 DO - 10.1016/0012-821x(89)90132-5 UR - https://pubs.usgs.gov/publication/70015221 ID - 70015221 ER -