TY - RPRT TI - Influence of an igneous intrusion on the inorganic geochemistry of a bituminous coal from Pitkin County, Colorado AU - R. B. Finkelman AU - N. H. Bostick AU - F.T. Dulong AU - F. E. Senftle AU - A. N. Thorpe PY - 1998 DO - 10.1016/s0166-5162(98)00005-6 UR - https://pubs.usgs.gov/publication/70020343 ID - 70020343 ER -