TY - BOOK T1 - Geochronology and geology of Late Oligocene through Miocene volcanism and mineralization in the western San Juan Mountains, Colorado / DA - 2001. CY - Washington : CY - Denver, CO : AU - Bove, Dana. ET - Version 1.0. VL - 1642 CN - QE75 CN - QE693 CN - QE75 PB - U.S. G.P.O. ; PB - For sale by U.S. Geological Survey, Information Services, PP - Washington : PP - Denver, CO : PY - 2001. N1 - Shipping list no.: 2001-0301-P. N1 - "Version 1.0"--Title page verso. ID - 251009 KW - Geology, Stratigraphic KW - Geology, Stratigraphic KW - Geology KW - Geology KW - Volcanism TI - Geochronology and geology of Late Oligocene through Miocene volcanism and mineralization in the western San Juan Mountains, Colorado / ER -