TY - RPRT TI - Tracing metal sources and groundwater flow paths in the Upper Animas River watershed using rare earth elements and stable isotopes AU - Connor P. Newman AU - Rory M. Cowie AU - Rick Wilkin AU - Alexis Navarre-Sitchler PY - 2025 DO - 10.1144/geochem2024-023 UR - https://pubs.usgs.gov/publication/70262454 ID - 70262454 ER -