TY - RPRT TI - Geochemical and mineralogical data for altered rocks and soils collected in and near the William Fork and St. Louis Peak Roadless Areas, Clear Creek, Grand, and Summit Counties, Colorado AU - R. G. Eppinger AU - H. N. Barton AU - P. K. Theobald AU - R. R. Carlson PY - 1983 DO - 10.3133/ofr83651 UR - https://pubs.usgs.gov/publication/ofr83651 ID - ofr83651 ER -