TY - RPRT TI - New argon-argon ( 40 Ar/ 39 Ar) radiometric age dates from selected subsurface basalt flows at the Idaho National Laboratory, Idaho AU - Mary K. V. Hodges AU - Brent D. Turrin AU - Duane E. Champion AU - Carl C. Swisher PY - 2015 DO - 10.3133/sir20155028 UR - https://pubs.usgs.gov/publication/sir20155028 ID - sir20155028 ER -