TY - RPRT TI - Occurrence of platinum group metals in ultramafic rocks of the Medford-Coos Bay 2 degrees quadrangles, southwestern Oregon AU - N.J. Page AU - M. G. Johnson AU - Joseph Haffty AU - Len Ramp PY - 1975 DO - 10.3133/mf694 UR - https://pubs.usgs.gov/publication/mf694 ID - mf694 ER -