TY - RPRT TI - Osmium isotope constraints on lower crustal recycling and pluton preservation at Lassen Volcanic Center, CA AU - Garret L. Hart AU - Clark M. Johnson AU - Steven B. Shirey AU - Michael A. Clynne PY - 2002 DO - 10.1016/s0012-821x(02)00564-2 UR - https://pubs.usgs.gov/publication/70242859 ID - 70242859 ER -