TY - RPRT TI - Establishing a pre-mining geochemical baseline at a uranium mine near Grand Canyon National Park, USA AU - David L. Naftz AU - Katherine Walton-Day PY - 2016 DO - 10.1016/j.geodrs.2016.01.004 UR - https://pubs.usgs.gov/publication/70168806 ID - 70168806 ER -