TY - RPRT TI - Analytical results and sample locality maps of heavy-mineral-concentrate and rock samples from the West Potrillo/Mt. Riley Wilderness Study Area (030-052), Luna and Dona Ana Counties, New Mexico AU - Janet L. Jones AU - J.E. Kilburn AU - D. R. Zimbelman AU - D. F. Siems PY - 1987 DO - 10.3133/ofr87265 UR - https://pubs.usgs.gov/publication/ofr87265 ID - ofr87265 ER -