Geological Society of America

8:00 AM

A GEOPHYSICAL TRANSECT ACROSS THE ALASKA RANGE: RELATIONSHIP BETWEEN CRUSTAL STRUCTURE AND THE NOVEMBER, 2002, M=7.9 DENALI EARTHQUAKE

Michael A. Fisher, US Geol Survey, Menlo Park, CA and Louise Pellerin, Berkeley, CA and Jonathan M. Glen, U.S. Geol Survey, Menlo Park, CA and Natalia A. Ratchkovski, Univ of Alaska, Fairbanks, Fairbanks, AK and Warren J. Nokleberg, U.S. Geol Survey, Menlo Park, CA

58369 (Technical Sessions)

8:00 AM

SEDIMENTOLOGY, PALYNOLOGY, AND PETROLOGY OF THE CRETACEOUS MATANUSKA FORMATION, SOUTH-CENTRAL ALASKA: RELATIONSHIPS BETWEEN FOREARC BASIN DEVELOPMENT AND ACCRETIONARY TECTONIC EVENTS

Jeffrey M. Trop, Bucknell Univ, Lewisburg, PA and Robert L. Ravn, Aeon LLC, Anchorage, AK

58886 (Technical Sessions)

8:00 AM

STRATIGRAPHIC AND STRUCTURAL CHARACTER OF THE KUSKOKWIM GROUP, NORTHERN KUSKOKWIM MOUNTAINS, SOUTHWESTERN ALASKA

James L. Kalbas, Purdue Univ, West Lafayette, IN and Kenneth Ridgway, Purdue Univ, West Lafayette, IN and Marti L. Miller, US Geol Survey, Anchorage, AK

58973 (Technical Sessions)

8:00 AM

EXAMPLES OF DEFORMED ALKALINE ROCKS AND CARBONATITES (DARCS) IN SUTURE ZONES AND AS SOURCES OF ALKALINE ROCKS AND CARBONATITES (ARCS) IN OVERLYING RIFTS FROM THE NORTHWESTERN CORDILLERAN CONTINENTAL MARGIN AND ELSEWHERE

Heather Smith and Stephen T. Johnston, Univ of Victoria, Victoria, BC and Brent Adrian and Kevin Burke, Univ of Houston, Houston, TX and Andrew Farke and Lewis Ashwal, Univ of the Witswatersrand, Johannesburg, N/A and Susan J. Webb, Univ of the Witswatersrand, Johannesburg, N/A

59060 (Technical Sessions)

8:00 AM

STRATIGRAPHY, PROVENANCE, AND TECTONIC SIGNIFICANCE OF NEWLY-DEFINED MESOZOIC STRATA IN THE NORTHWESTERN TALKEETNA MOUNTAINS

Brian A. Hampton, Purdue Univ, West Lafayette, IN and Kenneth D. Ridgway, Purdue Univ, West Lafayette, IN and J. Michael O'Neill, U.S. Geol Survey, Denver, CO and Robert B. Blodgett, Oregon State Univ, Corvallis, OR and Michele L. Gutenkunst, Purdue Univ, West Lafayette, IN

59311 (Technical Sessions)

8:00 AM

CRETACEOUS-EARLY EOCENE TWO STAGE BASIN DEVELOPMENT, YUKON FLATS BASIN, NORTH-CENTRAL ALASKA

Amanda Calle and Eric T. Farmer, Purdue Univ, West Lafayette, IN and Lily Jackson and Kenneth D. Ridgway, Purdue Univ, West Lafayette, IN and Autumn Eakin and Dwight C. Bradley, USGS, Anchorage, AK and Lorena Moscardelli and Alison B. Till, USGS, Anchorage, AK

59566 (Technical Sessions)

8:00 AM

STRUCTURE AND KINEMATICS OF A TRANSECT ACROSS THE KAHILTNA ASSEMBLAGE, SOUTH-CENTRAL ALASKA

Sara E. Bier, The Pennsylvania State University, University Park, N/A and Donald M. Fisher, The Pennsylvania State University, University Park, N/A

60082 (Technical Sessions)

8:00 AM

JURASSIC-CRETACEOUS PALEOGEOGRAPHY, TERRANE ACCRETION, AND TECTONIC EVOLUTION OF WESTERN NORTH AMERICA

Ronald C. Blakey, Northern Arizona Univ, Flagstaff, AZ and Paul J. Umhoefer, Northern Arizona Univ, Flagstaff, AZ

61043 (Technical Sessions)

8:00 AM

TERTIARY VOLCANISM ACROSS THE WRANGELLIA COMPOSITE TERRANE OF SOUTH-CENTRAL ALASKA

Ronald B. Cole, Allegheny College, Meadville, PA

61872 (Technical Sessions)

8:00 AM

ALASKA PALEONTOLOGICAL DATABASE – A VERSITAL TOOL FOR GEOLOGISTS IN FIELD MAPPING AND TERRANE ANALYSIS

Ning Zhang, Oregon State Univ, Corvallis, OR and Robert B. Blodgett, Oregon State Univ, Corvallis, OR

62723 (Technical Sessions)

8:00 AM

DENALI FAULT GEOLOGIC RELATIONS AT GUNSIGHT PASS, DENALI NATIONAL PARK, ALASKA

Arthur B. Ford, Menlo Park, CA and Bela Csejtey, Palo Alto, CA and Chester T. Wrucke, Portola Valley, CA

63708 (Technical Sessions)

8:00 AM

CRYSTALLIZATION DEPTHS OF CRETACEOUS PLUTONS ALONG THE WRANGELL TRANSECT, SOUTHEAST ALASKA

Elizabeth Cassel, Carleton College, Northfield, MN and Cameron Davidson, Carleton CollegeDept. of Geology, Northfield, MN

64711 (Technical Sessions)

8:00 AM

TERRANE-SCALE CRUSTAL STRUCTURES OF SOUTHCENTRAL ALASKA INFERRED FROM REGIONAL GEOPHYSICAL STUDIES

Jonathan M.G. Glen, U.S. Geol Survey, Menlo Park, CA and Darcy McPhee, U.S. Geol Survey, Menlo Park, CA and Jeanine M. Schmidt, USGS, Anchorage, AK and Louise Pellerin, Green Engineering Inc, Anchorage, AK and Robert L. Morin, U.S. Geol Survey, Menlo Park, CA

65822 (Technical Sessions)

8:00 AM

THE NORTHWESTERN EDGE OF WRANGELLIA: STRATIGRAPHIC AND INTRUSIVE LINKS BETWEEN CRUSTAL BLOCKS FROM THE PENINSULAR TERRANE TO BROAD PASS

J.M. Schmidt, USGS, Anchorage, AK and J.M. O'Neill, USGS, Denver, CO and L.W. Snee, USGS, Denver, CO and R.B. Blodgett, Oregon State Univ, Corvallis, OR and K.D. Ridgway, Purdue Univ, West Lafayette, IN and B.R. Wardlaw, USGS, Reston, VA and C.D. Blome, USGS, Denver, CO

66003 (Technical Sessions)

8:00 AM

DIGITAL COMPILATION OF INLAND-NORTHWEST TECTONIC AND IGNEOUS FEATURES

David Cleveland, Eastern Washington Univ, Cheney, WA and Arthur A. Bookstrom, U.S. Geol Survey, Spokane, WA and Stephen E. Box, U.S. Geol Survey, Spokane, WA and Reed Lewis, Univ of Idaho, Moscow, ID and Mary H. Carlson, Information Systems Support, Bremerton, WA and Jeremy Larsen, Information Systems Support, Bremerton, WA

66017 (Technical Sessions)

8:00 AM

TECTONIC SIGNIFICANCE OF AN INVERTED METAMORPHIC GRADIENT IN THE CENTRAL METAMORPHIC TERRANE, EASTERN KLAMATH MOUNTAINS, CALIFORNIA: NEW INSIGHTS FROM 40AR/39AR THERMOCHRONOLOGY

Wendy M. Barrow, University of Exeter, Cornwall, N/A and Rodney V. Metcalf, Univ of Nevada, Las Vegas, Las Vegas, NV

66339 (Technical Sessions)

8:00 AM

MESOZOIC AND TERTIARY STRUCTURAL HISTORY OF THE NORTHERN TALKEETNA MOUNTAINS

J.M. O'Neill, USGS, Denver, CO and J.M. Schmidt, USGS, Anchorage, AK and J.M.G. Glen, USGS, Menlo Park, CA and Louise Pellerin, Green Engineering Inc, Anchorage, AK

66604 (Technical Sessions)

8:00 AM

NEW CONSTRAINTS ON THE WESTERN IDAHO OROCLINE: A PRIMARY FEATURE IN THE MESOZOIC COLLISION ZONE OR RESULT OF STRIKE SLIP MODIFICATION?

Keegan L. Schmidt, Lewis - Clark State College, Lewiston, ID and Russell F. Burmester, Western Washington Univ, Bellingham, WA and Reed S. Lewis, Univ. of Idaho, Moscow, ID and Paul K. Link, Idaho State Univ, Pocatello, ID and C. Mark Fanning, The Australian National Univ, Canberra. ACT, N/A

67038 (Technical Sessions)

8:00 AM

GEOCHRONOLOGY FROM A CONTACT METAMORPHIC ASSEMBLAGE NEAR THE EDGE OF THE WRANGELLIA COMPOSITE TERRANE, TALKEETNA MOUNTAINS, ALASKA

Devin McPhillips, Carleton College, Northfield, MN and Cameron Davidson, Carleton College, Northfield, MN

67691 (Technical Sessions)

T230 Collisional Tectonics of the Northwest Cordillera: Integration of New Data in Basin Development, Magma Petrogenesis, Geophysics, Structural, and Metamorphic Analysis (Posters)

Presentations