TY - RPRT TI - Geologic map of the Newcastle quadrangle, Iron County, Utah AU - Mary A. Siders AU - P. D. Rowley AU - M. A. Shubat AU - G.E. Christenson AU - G.L. Galyardt PY - 1990 DO - 10.3133/gq1690 UR - https://pubs.usgs.gov/publication/gq1690 ID - gq1690 ER -