TY - RPRT TI - Analytical results and sample locality maps of heavy-mineral-concentrate and rock samples from the Big Hatchet Mountains Wilderness Study Area (NM-030-035), Hidalgo County, New Mexico AU - R.T. Hopkins AU - H. N. Barton AU - L. A. Bradley AU - G.W. Day PY - 1988 DO - 10.3133/ofr88502 UR - https://pubs.usgs.gov/publication/ofr88502 ID - ofr88502 ER -