TY - RPRT TI - Upper Cretaceous and Paleogene sedimentary rocks and isotopic ages of Paleogene tuffs, Uinta basin, Utah. Ages of late Paleogene and Neogene tuffs and the beginning of rapid regional extension, eastern boundary of the Basin and Range Province near Salt Lake City, Utah AU - Bruce Bryant AU - C. W. Naeser AU - R. F. Marvin AU - H. H. Mehnert PY - 1989 DO - 10.3133/b1787jk UR - https://pubs.usgs.gov/publication/b1787JK ID - b1787JK ER -