TY - BOOK T1 - Paleomagnetic and ⁴⁰Ar/³⁹Ar results from the Grant intrusive breccia and comparison to the Permian Downeys Bluff sill--evidence for Permian igneous activity at Hicks Dome, southern Illinois Basin / DA - 1998. CY - Washington : AU - Reynolds, Richard L. AU - Goldhaber, Martin B. AU - Snee, Lawrence W. VL - G VL - 2094 CN - QE75 CN - QE75 PB - U.S. G.P.O., PP - Washington : PY - 1998. ID - 194325 KW - Igneous rocks KW - Intrusions (Geology) KW - Geology, Stratigraphic KW - Paleomagnetism TI - Paleomagnetic and ⁴⁰Ar/³⁹Ar results from the Grant intrusive breccia and comparison to the Permian Downeys Bluff sill--evidence for Permian igneous activity at Hicks Dome, southern Illinois Basin / LK - http://greenwood.cr.usgs.gov/pub/bulletins/b2094g/b2094g.pdf UR - http://greenwood.cr.usgs.gov/pub/bulletins/b2094g/b2094g.pdf ER -