TY - RPRT TI - Analytical results and sample locality map of stream-sediment, heavy-mineral-concentrate, and rock samples from the Beaver Creek Wilderness Study Area (CO-050-016), El Paso, Fremont, and Teller Counties, Colorado AU - D.E. Detra AU - J.R. Hassemer AU - M.J. Malcolm PY - 1985 DO - 10.3133/ofr85701 UR - https://pubs.usgs.gov/publication/ofr85701 ID - ofr85701 ER -