Special Publication #86

Proterozoic Geology of Western North America and Siberia
Editors: Paul K. Link and Reed S. Lewis

Table of Contents

Preface Paul K. Link and Reed S. Lewis

Paleoproterozoic Basement and Mesoproterozoic Strata of the Northwestern United States

Age of Paleoproterozoic basement and related rocks in the Clearwater complex, northern Idaho, U.S.A. P. Ted Doughty and Kevin R. Chamberlain

Geochronological constraints on Mesoproterozoic and Neoproterozoic(?) high-grade metasedimentary rocks of north-central Idaho, U.S.A. Reed S.Lewis, Jeffrey D.Vervoort, Russell F. Burmester, William C. McClelland, and Zhaoshan Chang

Rift destabilization of a Proterozoic epicontinental pediment: A model for the Belt-Purcell basin, North America James W. Spears

Revised stratigraphy and depositional history of the Helena and Wallace Formations, Mid-Proterozoic Piegan Group, Belt Supergroup Montana and Idaho Don Winston

Detrital-zircon populations and provenance of Mesoproterozoic strata of east-central Idaho, U.S.A.: Correlation with the Belt Supergroup of southwest Montana Paul K. Link, C. Mark Fanning, Karen I. Lund, and John N. Aleinikoff

Stratigraphic and structural setting of sediment-hosted Blackbird gold-cobalt-copper deposits, east-central Idaho, U.S.A. Karen I. Lund and Russell G. Tysdal

Neoproterozoic Strata of the Northwestern United States

The Neoproterozoic Uinta Mountain Group revisited: A synthesis of recent work on the Red Pine Shale and related undivided clastic strata, northeastern Utah Carol M. Dehler, Susannah M. Porter, Laura D. DeGray, Douglas A. Sprinkel, and Andy Brehm

The Leaton Gulch breccias in east-central Idaho, U.S.A., and its relation to the Beaverhead meteor impact R. B. Hargraves, E. T. Ruppel, and J. W. Gephart

Age and petrology of Neoproterozoic intrusions in the northern Rocky Mountains, U.S.A.: Correlation with the Gunbarrel Magmatic Event Erik W. Burtis, James W. Spears, and Kevin R. Chamberlain

δ13C chemostratigraphy of the Neoproterozoic succession near Pocatello, Idaho, U.S.A.: Implications for glacial chronology and regional correlations Frank A. Corsetti, Paul K. Link, and Nathaniel J. Lorentz

Proterozoic Geology of Siberia

Mesoproterozoic to Neoproterozoic evolution of the Siberian craton and adjacent microcontinents: An overview with constraints for a Laurentian connection A. K. Khudoley, A. P. Kropachev, V. I. Tkachenko, A. G. Rublev, S. A. Sergeev, D. I. Matukov, and O. Yu Lahnitskaya

The provenance and weathering conditions of Riphean (Mesoproterozoic and Neoproterozoic) shales, siltstones, and sandstones with time, southeastern Russia (Siberia) V. N. Podkovyrov, R. L. Cullers, and Victor P. Kovach