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Table of Contents - Special Paper 312

Middle Proterozoic to Cambrian Rifting, Central North America

Preface

Introduction: Middle Proterozoic to Cambrian rifting, central North America
Richard W. Ojakangas, Albert B. Dickas, and John C. Green

The Midcontinent Rift System: A major Proterozoic continental rift
W. J. Hinze, David J. Allen, Lawrence W. Braile, and John Mariano

Segmented structure of the Middle Proterozoic Midcontinent Rift System, North America
A. B. Dickas and M. G. Mudrey, Jr.

Integrated geophysical modeling of the North American Midcontinent Rift System: New interpretations for western Lake Superior, northwestern Wisconsin, and eastern Minnesota
David J. Allen, William J. Hinze, Albert B. Dickas, and M. G. Mudrey, Jr.

Geology, petrology, and tectonic significance of the Beaver Bay Complex, northeastern Minnesota
James D. Miller, Jr. and Val W. Chandler

A structural analysis of the Midcontinent Rift in Michigan and Minnesota
Kathleen M. Witthuhn-Rolf

Post-extension shortening strains preserved in calcites of the Midcontinent Rift
John P. Craddock, Alene Pearson, Michelle McGovern, Elizabeth Kropf, Andrew Moshoian, and Katie Donnelly

Tectonic context of native copper deposits of the North American Midcontinent Rift System
Theodore J. Bornhorst

An overview of the geology and oxide, sulfide, and platinum-group element mineralization along the western and northern contacts of the Duluth Complex
S. A. Hauck, M. J. Severson, L. Zanko, S-J. Barnes, P. Morton, H. Alminas, E. E. Foord, and E. H. Dahlberg

The Port Coldwell veins, northern Ontario: Pb-Zn-Ag deposits in a rift setting
T. Campbell McCuaig and Stephen A. Kissin

Petrography and sedimentation of the Middle Proterozoic (Keweenawan) Nonesuch Formation, western Lake Superior region, Midcontinent Rift System
Thomas Suszek

Keweenawan Supergroup clastic rocks in the Midcontinent Rift of Iowa
Raymond R. Anderson

Tectonic implications and influence of the Midcontinent Rift System in Nebraska and adjoining areas
Marvin P. Carlson

Tectonic evolution of the Midcontinent Rift System in Kansas
Pieter Berendsen

Pre–Mount Simon basins of western Ohio
Benjamin H. Richard, Paul J. Wolfe, and Paul E. Potter

The East Continent Rift Complex: Evidence and conclusions
T. Joshua Stark

The English Graben: A possible Precambrian rift segment of the eastern Midcontinent
T. Joshua Stark

Role of the Reelfoot Rift/Rough Creek Graben in the evolution of the Illinois Basin: A review
Dennis R. Kolata and W. John Nelson

Intrusive style of A-type sheet granites in a rift environment: The Southern Oklahoma Aulacogen
John P. Hogan and M. Charles Gilbert

Index