TY - RPRT TI - Preliminary digital classification map of limonitic rocks, The Barn 15' quadrangle, Utah AU - M. H. Podwysocki AU - Donald B. Segal PY - 1980 DO - 10.3133/ofr80528 UR - https://pubs.usgs.gov/publication/ofr80528 ID - ofr80528 ER -