TY - RPRT TI - Duration of hydrothermal alteration and mineralization of the Don Manuel porphyry copper system, central Chile AU - Amy K. Gilmer AU - R. Stephen J. Sparks AU - Dan N. Barfod AU - Emily Brugge AU - Catherine Annen AU - Ian Parkinson PY - 2021 DO - 10.3390/min11020174 UR - https://pubs.usgs.gov/publication/70218706 ID - 70218706 ER -