TY - RPRT TI - The use of fluoride as a natural tracer in water and the relationship to geological features: Examples from the Animas River Watershed, San Juan Mountains, Silverton, Colorado AU - Dana J. Bove AU - Katherine Walton-Day AU - Briant A. Kimball PY - 2009 DO - 10.1144/1467-7873/09-197 UR - https://pubs.usgs.gov/publication/70034892 ID - 70034892 ER -