TY - RPRT TI - Spectrographic analyses of panned concentrate from stream-sediment samples from the Mazatzal Wilderness and Mazatzal Wilderness Contiguous Roadless Area, Gila, Maricopa, and Yavapai Counties, Arizona AU - Sherman P. Marsh AU - M. S. Erickson AU - C.L. Forn AU - C. M. McDougal PY - 1983 DO - 10.3133/ofr83524 UR - https://pubs.usgs.gov/publication/ofr83524 ID - ofr83524 ER -