TY - BOOK AU - Peterson, Jocelyn A. CN - I 19.76: CY - Menlo Park, CA : DA - 1994. ID - 219735 KW - Geochemical prospecting N1 - Cover title. PB - U.S. Geological Survey, PP - Menlo Park, CA : PY - 1994. T1 - Geochemical analyses of rock samples from the Black Butte district and Holderman Mountain area, Lane County, Oregon / TI - Geochemical analyses of rock samples from the Black Butte district and Holderman Mountain area, Lane County, Oregon / VL - 94-666 ER -