Geologic Guidebook to the Belt-Purcell Supergroup, Glacier National Park and Vicinity, Montana and Adjacent Canada Paul Karl Link, Editor Field Trip Guidebook for Belt Symposium III, Whitefish, Montana, August, 1993, Revised 2nd edition, June 1997 Link, P.K., editor, 1993 (2nd. ed., 1997), Geologic Guidebook to the Belt-Purcell Supergroup, Glacier National Park and vicinity, Montana and adjacent Canada: Belt Symposium III Field Trip Guidebook, Belt Association, Inc., Spokane, Washington. Contents v. Dedication – To Jack and Jo Harrison.................................................... v Geologic Field Trips North and West of Glacier Park in Montana and British Columbia –1– Belt Supergroup Stratigraphy and Structure, North-Central Belt Basin, Northwestern Montana Jack E. Harrison, James W. Whipple, and David L. Kidder –21– Sedimentary cycles in the St. Regis, Empire and Helena Formations of the Middle Proterozoic Belt Supergroup, northwestern Montana Don Winston and Timothy Lyons –53– Guide to the geological setting of the Middle Proterozoic Sullivan sediment-hosted Pb-Zn deposit, southeastern British Columbia Robert J.W. Turner, Trygve Hoy, Craig H.B. Leitch, Doug Anderson, and Paul Ransom Geologic Tours in Glacier National Park and the Whitefish Range –97– Geologic guide for the area of Logan Pass, along the Highline Trail to Granite Park Chalet, and to The Loop on Going-to-the-Sun Road, Glacier National Park, Montana Omar B. Raup, James W. Whipple, and Robert G. McGimsey –113– The Grinnell, Empire, and Helena Formations along Baring Creek and at Siyeh Pass, Glacier National Park Paul Karl Link –125– Geologic Guide to Glacier National Park, Montana and Areas Adjacent to Waterton, Alberta James W. Whipple, Pier L. Binda, and Don Winston –157– Guide to the Geology of the Northern Whitefish Range, Montana James W. Whipple