TY - RPRT TI - Age of uranium mineralization at the Jabiluka and Ranger deposits, Northern Territory, Australia: New U-Pb isotope evidence AU - K.R. Ludwig AU - R. I. Grauch AU - C.J. Nutt AU - J. T. Nash AU - D. Frishman AU - K. R. Simmons PY - 1987 DO - 10.2113/gsecongeo.82.4.857 UR - https://pubs.usgs.gov/publication/70014125 ID - 70014125 ER -