TY - RPRT TI - A pyrolysis-gas chromatographic study of organic matter from Snake River flake-type placer gold particles AU - John R. Watterson AU - Joel S. Leventhal PY - 1995 DO - 10.3133/ofr95495 UR - https://pubs.usgs.gov/publication/ofr95495 ID - ofr95495 ER -