TY - RPRT TI - Evaluation of argon ages and integrity of fluid-inclusion compositions: Stepwise noble gas heating experiments on 1.87 Ga alunite from Tapajós Province, Brazil AU - G. P. Landis AU - L.W. Snee AU - Caetano Juliani PY - 2005 DO - 10.1016/j.chemgeo.2004.06.036 UR - https://pubs.usgs.gov/publication/70029356 ID - 70029356 ER -