Cordilleran Section - 111th Annual Meeting (11–13 May 2015)

Session No. 23
Wednesday, 13 May 2015: 1:30 PM-5:30 PM
Atrium/Hallway (ConocoPhillips Integrated Science Building)

T16. Terrane Accretion and Translation in the Cordillera (Posters)

Authors will be present from 2:30 to 4:30 PM.

 

Paper #
Booth #
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AGES FROM PALEOZOIC INTRAOCEANIC VOLCANIC ARCS AND OVERLAPPING DEVONIAN CONTINENTAL CLASTIC ROCKS: IMPLICATIONS FOR THE TECTONIC HISTORY OF THE SOUTHERN ALEXANDER TERRANE, ALASKA
KARL, Susan M., USGS, 4210 University Dr, Anchorage, AK 99508-4626, FRIEDMAN, Richard M., Pacific Centre for Isotopic and Geochemical Research, Univ of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada, HAEUSSLER, Peter J., U.S. Geological Survey, 4210 University Dr, Anchorage, AK 99508, LAYER, Paul, University of Alaska, Fairbanks, AK 99775 and BAICHTAL, James F., U.S. Forest Service, Tongass National Forest, Thorne Bay Ranger District, P.O. Box 19001, Thorne Bay, AK 99919, skarl@usgs.gov, skarl@usgs.gov
2
14
A PETROLOGICAL MODEL FOR EMPLACEMENT OF THE ULTRAMAFIC NI-CU-PGE ALPHA COMPLEX, EASTERN INTERIOR, ALASKA
LANDE, Lauren L.1, NEWBERRY, Rainer1 and TWELKER, Evan2, (1)Department of Geoscience, University of Alaska Fairbanks, P.O. Box 755780, Fairbanks, AK 99775, (2)State of Alaska, Division of Geological & Geophysical Surveys, 3354 College Rd, Fairbanks, AK 99709, lllande@alaska.edu, lllande@alaska.edu
3
15
TECTONOMAGMATIC CONTROLS ON LATE CRETACEOUS AU-CU MINERALIZATION IN EASTERN INTERIOR ALASKA
ILLIG, P.E., Department of Geoscience, University of Alaska Fairbanks, 900 Yukon Drive, Fairbanks, AK 99775, BENOWITZ, Jeff, Geophysical Institute, University of Alaska Fairbanks, Fairbanks, AK 99775 and LAYER, Paul W., Geophysical Institute and Geochronology Laboratory, University of Alaska Fairbanks, Fairbanks, AK 99775, pillig1@alaska.edu, pillig1@alaska.edu
4
16
NEW GEOLOGIC MAPPING IN WESTERN WRANGELLIA, TALKEETNA MOUNTAINS, ALASKA
TWELKER, Evan1, NEWBERRY, Rainer2, WYPYCH, Alicja1, SICARD, Karri R.1, REIOUX, David A.1, FREEMAN, Lawrence K.1, LANDE, Lauren L.2, BLODGETT, Robert B.3 and BENOWITZ, Jeff2, (1)State of Alaska, Division of Geological & Geophysical Surveys, 3354 College Rd, Fairbanks, AK 99709, (2)Department of Geoscience, University of Alaska Fairbanks, P.O. Box 755780, Fairbanks, AK 99775, (3)Blodgett & Associates LLC, 2821 Kingfisher Drive, Anchorage, AK 99502, evan.twelker@alaska.gov, evan.twelker@alaska.gov
5
17
COOLING HISTORY OF THE SANAK-BARANOF PLUTONS, ALASKA, USING ZIRCON AND APATITE (U-TH)/HE THERMOCHRONOLOGY
SCHNEIDER, Emma1, GARVER, John I.2 and DAVIDSON, Cameron1, (1)Department of Geology, Carleton College, 1 N College St, Northfield, MN 55057, (2)Geology Department, Union College, 807 Union ST, Schenectady, NY 12308, schneide@carleton.edu, schneide@carleton.edu
6
18
HF ISOTOPE SIGNATURES FROM FORE-ARC PLUTONS OF THE SANAK-BARANOF BELT, ALASKA, SUGGEST SPATIAL AND TEMPORAL CONTROL OF CRUSTAL CONTAMINATION
DAVIDSON, Cameron, Department of Geology, Carleton College, 1 N College St, Northfield, MN 55057 and GARVER, John I., Geology Department, Union College, 807 Union ST, Schenectady, NY 12308, cdavidso@carleton.edu, cdavidso@carleton.edu
7
19
GEOCHEMICAL AND PETROLOGIC EVIDENCE FOR MAGMA MIXING IN THE SHEEP BAY AND MCKINLEY PEAK PLUTONS, PRINCE WILLIAM SOUND, ALASKA
LEMPERT, Rainer N.1, CROWLEY, Peter D.1, DAVIDSON, Cameron2 and GARVER, John I.3, (1)Department of Geology, Amherst College, Amherst, MA 01002, (2)Department of Geology, Carleton College, 1 N College St, Northfield, MN 55057, (3)Geology Department, Union College, 807 Union ST, Schenectady, NY 12308, rlempert15@amherst.edu, rlempert15@amherst.edu
8
20
TECTONIC EVOLUTION OF THE CHUGACH-PRINCE WILLIAM TERRANE: GEOCHEMISTRY OF THE ORCA GROUP VOLCANIC ROCKS IN EASTERN PRINCE WILLIAM SOUND, ALASKA
YOUNG, Elaine, K., Department of Geology and Geography, Ohio Wesleyan University, 61 S. Sandusky St., Delaware, OH 43015, FRYER, Karen H., Department of Geology and Geography, Ohio Wesleyan University, Department of Geology and Geography, Ohio Wesleyan University, Delaware, OH 43015, DAVIDSON, Cameron, Department of Geology, Carleton College, 1 N College St, Northfield, MN 55057 and GARVER, John I., Geology Department, Union College, 807 Union ST, Schenectady, NY 12308, ekyoung@owu.edu, ekyoung@owu.edu
9
21
PROVENANCE AND THERMAL HISTORY OF THE PALEOGENE ORCA GROUP, EASTERN PRINCE WILLIAM SOUND, ALASKA, USING U-PB AND FISSION TRACK DATING OF DETRITAL ZIRCON
GRIMM, William1, ALEJOS, Eileen2, GARVER, John I.3 and DAVIDSON, Cameron1, (1)Department of Geology, Carleton College, 1 N College St, Northfield, MN 55057, (2)Department of Geology, Union College, 807 Union St, Schenectady, NY 12308, (3)Geology Department, Union College, 807 Union ST, Schenectady, NY 12308, grimmb@carleton.edu, grimmb@carleton.edu
10
22
DETRITAL ZIRCON U/PB AGES AND PROVENANCE OF THE TOFINO BASIN SEDIMENTARY SEQUENCE, OLYMPIC PENINSULA, WASHINGTON
MOLINEK, Frank R.1, GARVER, John I.2 and DAVIDSON, Cameron1, (1)Department of Geology, Carleton College, 1 N College St, Northfield, MN 55057, (2)Geology Department, Union College, 807 Union ST, Schenectady, NY 12308, molinekfr@gmail.com, molinekfr@gmail.com
11
23
STRUCTURAL ANALYSIS AND EVOLUTION OF THE ENTIAT FAULT ZONE, A MAJOR EOCENE STRUCTURE OF THE NORTH CASCADES, WASHINGTON
PENCE, Jennifer E. and MILLER, Robert B., Department of Geology, San José State University, One Washington Square, San Jose, CA 95192, jennifer.pence@hotmail.com, jennifer.pence@hotmail.com
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DEFORMATION IN AND NEAR THE EOCENE LEAVENWORTH FAULT ZONE, NORTH CASCADES, WASHINGTON
SENES, Francesca I., Department of Geology, San José State University, One Washington Square, San Jose, CA 95192-0102, MILLER, Robert B., Department of Geology, San José State University, One Washington Square, San Jose, CA 95192 and UMHOEFER, Paul J., School of Earth Sciences & Environmental Sustainability, Northern Arizona University, 625 Knoles Drive, Box 4099, Flagstaff, AZ 86011, fran_s00@hotmail.com, fran_s00@hotmail.com
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FAULT-SLIP HISTORY OF THE BRUIN BAY FAULT SYSTEM, INISKIN PENINSULA, COOK INLET, ALASKA
BETKA, Paul M., Energy Section, Alaska Division of Geological and Geophysical Surveys, 3354 College Rd, Fairbanks, AK 99709 and GILLIS, Robert J., Alaska Division of Geological & Geophysical Surveys (DGGS), 3354 College Rd, Fairbanks, AK 99709-3707, paul.betka@alaska.gov, paul.betka@alaska.gov
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NEOGENE TRANSPRESSIONAL BASIN DEVELOPMENT ALONG THE CENTRAL DENALI FAULT SYSTEM:  JARVIS CREEK AND MCCALLUM BASINS, ALASKA
ALLEN, Wai K.1, RIDGWAY, Kenneth D.1, WALDIEN, Trevor S.2, ROESKE, Sarah M.3 and BENOWITZ, Jeff4, (1)Earth, Atmospheric, and Planetary Sciences, Purdue University, 550 Stadium Mall Drive, West Lafayette, IN 47907, (2)Earth and Planetary Sciences, University California- Davis, 2119 Earth and Physical Sciences, One Shields Avenue, Davis, CA 95616, (3)Department of Earth and Planetary Sciences, University of California, Davis, Davis, CA 95616, (4)Department of Geoscience, University of Alaska Fairbanks, P.O. Box 755780, Fairbanks, AK 99775, allen242@purdue.edu, allen242@purdue.edu
15
27
PLIOCENE-RECENT SHORTENING ON THE MCCALLUM CREEK FAULT: EVIDENCE FOR AN INCIPIENT THRUST SYSTEM IN THE EASTERN ALASKA RANGE
WALDIEN, Trevor S.1, ROESKE, Sarah M.2, BENOWITZ, Jeff3, ALLEN, Wai K.4, RIDGWAY, Kenneth D.4 and O'SULLIVAN, Paul B.5, (1)Earth and Planetary Sciences, University California- Davis, 2119 Earth and Physical Sciences, One Shields Avenue, Davis, CA 95616, (2)Department of Earth and Planetary Sciences, University of California, Davis, Davis, CA 95616, (3)Geophysical Institute, University of Alaska Fairbanks, Fairbanks, AK 99775, (4)Earth, Atmospheric, and Planetary Sciences, Purdue University, 550 Stadium Mall Drive, West Lafayette, IN 47907, (5)GeoSep Services, 1521 Pine Cone Road, Moscow, ID 87872, tswaldien@ucdavis.edu, tswaldien@ucdavis.edu
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GEOCHRONOLOGICAL FRAMEWORK FOR THE CENOZOIC HISTORY OF THE SOUTHERN ALASKA RANGE FOLD AND THRUST BELT
TERHUNE, Patrick1, BENOWITZ, Jeff2, WALDIEN, Trevor S.3, ALLEN, Wai K.4, DAVIS, Kailyn N.5, RIDGWAY, Kenneth D.4, ROESKE, Sarah M.6, FITZGERALD, Paul G.7, BRUESEKE, Matthew E.8 and O'SULLIVAN, Paul B.9, (1)Geophysical Institute, P.O. Box 755780, Fairbanks, AK 99775, (2)Geophysical Institute, University of Alaska Fairbanks, Fairbanks, AK 99775, (3)Earth and Planetary Sciences, University California- Davis, 2119 Earth and Physical Sciences, One Shields Avenue, Davis, CA 95616, (4)Earth, Atmospheric, and Planetary Sciences, Purdue University, 550 Stadium Mall Drive, West Lafayette, IN 47907, (5)Geophysical Institute and Geochronology Laboratory, University of Alaska Fairbanks, Fairbanks, AK 99775, (6)Department of Earth and Planetary Sciences, University of California, Davis, Davis, CA 95616, (7)Department of Earth Sciences, Syracuse University, 204 Heroy Geology Laboratory, Syracuse, NY 13244, (8)Department of Geology, Kansas State University, Manhattan, KS 66506, (9)GeoSep Services, 1521 Pine Cone Road, Moscow, ID 87872-9709, pjterhune@alaska.edu, pjterhune@alaska.edu
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A THERMOCHRONOLOGICAL PERSPECTIVE ON CENOZOIC TECTONICS ALONG THE DENALI FAULT SYSTEM ACROSS ALASKA
BENOWITZ, Jeff, Geophysical Institute, University of Alaska Fairbanks, Fairbanks, AK 99775, GILLIS, Robert J., Alaska Division of Geological & Geophysical Surveys (DGGS), 3354 College Rd, Fairbanks, AK 99709-3707, O'SULLIVAN, Paul B., GeoSep Services, 1521 Pine Cone Road, Moscow, ID 87872-9709, FITZGERALD, P.G., Department of Earth Sciences, Syracuse University, Syracuse, NY 13244, BEMIS, Sean P., Earth & Environmental Sciences, University of Kentucky, Lexington, KY 40506, ROESKE, Sarah M., Department of Earth and Planetary Sciences, University of California, Davis, Davis, CA 95616, TERHUNE, Patrick, Geophysical Institute, P.O. Box 755780, Fairbanks, AK 99775 and NOKLEBERG, Warren J., U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, jbenowitz@alaska.edu, jbenowitz@alaska.edu
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GRAVITY CONSTRAINTS ON THE GEOMETRY OF THE BIG BEND OF THE SAN ANDREAS FAULT
ALTINTAS, Ali Can, Earth, Ocean and Atmospheric Sciences, Florida State University, 909 Antarctic Way, Tallahassee, FL 32306 and FARRIS, David W., Earth, Ocean and Atmospheric Sciences, Florida State University, 909 Antarctic Way, Carraway Building, Tallahassee, FL 32306-4100, aa13aa@my.fsu.edu, aa13aa@my.fsu.edu
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THE HENDERSON FAULT AT LONE MOUNTAIN AND DEVILS GATE, ROBERTS MOUNTAINS, NEVADA
ARELLANO, David, Geological Science, California State University, Long Beach, 1250 Bellflower Blvd, Department of Geological Science, Long Beach, CA 90840, davidarellano55@gmail.com, davidarellano55@gmail.com
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