TY - RPRT TI - Paleohydrologic evolution and geochemical dynamics of cumulative supergene metal enrichment at La Escondida, Atacama Desert, northern Chile AU - Charles N. Alpers AU - G.H. Brimhall PY - 1989 DO - 10.2113/gsecongeo.84.2.229 UR - https://pubs.usgs.gov/publication/70015390 ID - 70015390 ER -