Contents of "The Rocky Mountain Region: An Evolving Lithosphere
Tectonics, Geochemistry, and Geophysics"
Editors: Karl E. Karlstrom and G. Randy Keller
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The following articles were published in Geophysical Monograph Series,
Volume 154, 482 pages, hardbound, 2005,
ISBN 0-87590-419-X, AGU Code GM154419X :
Preface
Karl E. Karlstrom and G. Randy Keller ................................................................................................. ix
Introduction
Karl E. Karlstrom and G. Randy Keller .................................................................................................. 1
Tectonics, Structure Geology, Regional Geophysics
2D Laramide Geometries and Kinematics of the Rocky Mountains , Western U.S.A.
Eric A. Erslev .................................................................................................................................... 7
Complex Proterozoic Crustal Assembly of Southwestern North America in an Arcuate Subduction System: The Black Canyon of the Gunnison ,
Southwestern Colorado
Micah J. Jessup, Karl E. Karlstrom, James Connely, Michael Wiliams, Richard Livaccari, Amanda Tyson, and
Steven A. Rogers ............................................................................................... 21
Signs From the Precambrian: The Geologic Framework of Rocky Mountain Region Derived From Aeromagnetic Data
Carol A. Finn and Paul K. Sims ......................................................................................................... 39
Low-Temperature Cooling Histories of the Cheyenne Belt and Laramie Peak Shear Zone, Wyoming, and the Soda Creek-Fish Creek Shear Zone, Colorado
Shari A. Keley .................................................................................................................................. 55
The Proterozoic Ancestry of the Colorado Mineral Belt: 1.4 Ga Shear Zone System in Central Colorado
Annie M. McCoy, Karl E. Karlstrom, Colin A. Shaw, and Michael L. Wiliams .......................................... 71
Structure of the North Park and South Park Basins , Colorado : An Integrated Geophysical Study
Leandro Treviño and G. Randy Keller ................................................................................................. 91
Gravity Modeling of the Colorado Mineral Belt
Annie M. McCoy, Mousumi Roy, Lendro Treviño, and G. Randy Keler .................................................... 99
Paleomagnetic and Geochronologic Data Bearing on the Timing, Evolution, and Structure of the Cripple Creek Diatreme Complex and Related Rocks, Front Range, Colorado
Jason S. Rampe, John W. Geissman, Mark B. Melker, and Matthew T. Heizler ................................... 107
Isostatic Constraints on Lithospheric Thermal Evolution: Application to the Proterozoic Orogen of the Southwestern United States
R. M. Flowers, L. H. Royden, and S. A. Bowring ................................................................................ 125
Geochemistry, Geochronology and Xenolith Studies
Contrasting Lower Crustal Evolution Across an Archean-Proterozoic Suture: Physical,
Chemical and Geochronologic Studies of Lower Crustal Xenoliths in Southern Wyoming
and Northern Colorado
G. Lang Farmer, Samuel A. Bowring, Michael L. Wiliams, Nikolas I. Christensen,
Jennifer P. Matzel, and Liane Stevens .............................................................................................. 139
40 Ar/ 39Ar Thermochronologic Record of 1.45-1.35 Ga Intracontinental Tectonism in the
Southern Rocky Mountains : Interplay of Conductive and Advective Heating with
Intracontinental Deformation
Colin A. Shaw, Matthew T. Heizler, and Karl E. Karlstrom ................................................................ 163
Characterization and Age of the Mesoproterozoic Debaca Sequence in the
Tucumcari Basin , New Mexico
Jose F.A. Amarante, Shari A. Keley, Matthew T. Heizler, Melanie A. Barnes,
Kate C. Miler, and Elizabeth Y. Anthony ......................................................................................... 185
Controlled Source Seismic Studies
Background and Overview of Previous Controlled Source Seismic Studies
Claus Prodehl, Roy A. Johnson , G. Randy Keler , Catherine M. Snelson, and Hanna-Maria Rumpel . . .201
Inter-Wedging Nature of the Cheyenne Belt—Archean-Proterozoic Suture Defined by Seismic Reflection Data
E. A. Morozova, X. Wan, K. R. Chamberlain, S. B. Smithson, R. Johnson, and K. E. Karlstrom ......... 217
Seismic Investigation of the Yavapai-Mazatzal Transition Zone and the Jemez Lineament in Northeastern New Mexico
Maria Beatrice Magnani, Alan Levander, Kate C. Miler, Tefera Eshete, and Karl E. Karlstrom .............. 227
Listric Thrust Faulting in the Laramide front of North-Central New Mexico Guided by Precambrian Basement Structures
Maria Beatrice Magnani, Alan Levander, Eric A. Erslev, Nicole Bolay-Koenig, and Karl E. Karlstrom . . . .239
An Integrated Geophysical Study of the Southeastern Sangre de Cristo Mountains , New Mexico : Summary
Oscar Quezada, G. Randy Keler, and Christopher Andronicos .......................................................... 253
An Integrated Geophysical Analysis of the Great Divide Basin and Adjacent Uplifts, Southwestern Wyoming : Summary
Veronica J. Cline and G. Randy Keller ............................................................................................ 255
Results of the CD-ROM Project Seismic Refraction/Wide-Angle Reflection Experiment: The Upper and Middle Crust
Hanna-Maria Rumpel, Claus Prodehl, Catherine M. Snelson, and G. Randy Keler ............................... 257
Regional Crustal Structure Derived from the CD-ROM 99 Seismic Refraction/Wide-Angle Reflection Profile: The Lower Crust and Upper Mantle
Catherine M. Snelson, G. Randy Keler, Kate C. Miler, Hanna-Maria Rumpel, and Claus Prodehl .......... 271
Crust and Upper Mantle Velocity Structure of the Southern Rocky Mountains from the Jemez Lineament to the Cheyenne Belt
Alan Levander, Colin Zelt, and Maria Beatrice Magnani .................................................................... 293
Passive Source Seismic Studies
Passive Source Seismology of the Rocky Mountain Region
Anne Sheehan, Vera Schulte-Pelkum, Oliver Boyd, and Charles Wilson ............................................ 309
Lithospheric Stratigraphy Beneath the Southern Rocky Mountains , USA
Brian Zurek and Ken Dueker ......................................................................................................... 317
Upper Mantle Tomographic V p and V s Images of the Rocky Mountains in Wyoming , Colorado and New Mexico : Evidence for a Thick Heterogeneous Chemical Lithosphere
Huaiyu Yuan and Ken Dueker ......................................................................................................... 329
Upper Mantle Anisotropy Beneath Precambrian Province Boundaries, Southern Rocky Mountains
Otina C. Fox and Anne F. Sheehan ................................................................................................. 347
Attenuation Tomography Beneath the Rocky Mountain Front: Implications for the Physical State of the Upper Mantle
Oliver S. Boyd and Anne F. Sheehan .............................................................................................. 361
CDROM Interstation Pn Study Along the Rio Grande Rift
Lynda A. Lastowka and Anne F. Sheehan ........................................................................................ 379
Rayleigh Wave Constraints on Shear-Wave Structure and Azimuthal Anisotropy Beneath the Colorado Rocky Mountains
Aibing Li, Donald W. Forsyth, and Karen M. Fischer ......................................................................... 385
Synthesis Papers
The Dynamic Nature of the Continental Crust-Mantle Boundary:
Crustal Evolution in the Southern Rocky Mountain Region as an Example
G. Randy Keler, Karl E. Karlstrom, Michael L. Wiliams, Kate C. Miler, Christopher Andronicos,
Alan R. Levander, Catherine M. Snelson, and Claus Prodehl ............................................................. 403
Synthesis of Results From the CD-ROM Experiment: 4-D Image of the Lithosphere Beneath
the Rocky Mountains and Implications for Understanding the Evolution of Continental Lithosphere
Karl E. Karlstrom, Steven J. Whitmeyer, Ken Dueker, Michael L. Wiliams, Samuel A. Bowring,
Alan Levander, E. D. Humphreys, G. Randy Keler, and the CD-ROM Working Group ........................... 421
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