25th Keck Symposium

At Amherst College, 2012.

Amherst College, Amherst, MA, April 2012

Proceedings of the Twenty-Fifth Annual Keck Research Symposium in Geology

Table of Contents

Photographs


SOUTH-CENTRAL ALASKA PROJECT

TECTONIC EVOLUTION OF THE CHUGACH-PRINCE WILLIAM TERRANE, SOUTH-CENTRAL ALASKA p. 1-7
JOHN GARVER, Union College,
CAMERON DAVIDSON, Carleton College

ANALYSIS OF DETRITAL ZIRCON FISSION TRACK AGES OF THE UPPER CRETACEOUS VALDEZ GROUP AND PALEOGENE ORCA GROUP IN WESTERN PRINCE WILLIAM SOUND, ALASKA p. 8-16
BENJAMIN M. CARLSON. Union College
Research Advisor: John I. Garver

PALEOMAGNETISM OF THE KNIGHT ISLAND OPHIOLITE, PRINCE WILLIAM SOUND, ALASKA p. 17-22
STEVEN ESPINOSA, University of Texas at El Paso
Research Advisor: Terry Pavlis

U-Pb DETRITAL ZIRCON PROVENANCE OF THE PALEOGENE ORCA GROUP, CHUGACH-PRINCE WILLIAM TERRANE, ALASKA p. 23-32
HANNAH LOUISE HILBERT-WOLF, Carleton College
Research Advisors: Cameron Davidson & John Garver

ORIGIN OF THE LATE EOCENE ESHAMY SUITE GRANITOIDS IN WESTERN PRINCE WILLIAM SOUND, ALASKA p. 33-39
EMILY JOHNSON, Whitman College
Research Advisor: Kirsten Nicolaysen

GEOCHEMISTRY OF THE KNIGHT ISLAND OPHIOLITE AND CHENEGA ISLAND VOLCANICS, PRINCE WILLIAM SOUND, ALASKA p. 40-47
LUCY MINER, Macalester College
Research Advisor: Karl R. Wirth

U/PB DETRITAL ZIRCON STUDY OF THE UPPER CRETACEOUS TO MIOCENE STRATA OF KODIAK ISLAND, ALASKA p. 48-53
SARAH J. OLIVAS, University of Texas at El Paso
Research Advisor: Diane I. Doser

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ASCRAEUS MONS, MARS PROJECT

ORIGINS OF SINUOUS AND BRAIDED CHANNELS ON ASCRAEUS MONS, MARS  p. 54-60
ANDREW DE WET, Franklin & Marshall College
JAKE BLEACHER, NASA-GSFC
BRENT GARRY, Smithsonian

A COMPARISON AND ANALOG-BASED ANALYSIS OF SINUOUS CHANNELS ON THE RIFT APRONS OF ASCRAEUS MONS AND PAVONIS MONS VOLCANOES, MARS p. 61-66
ANDREW COLLINS, The College of Wooster
Research Advisors: Andy De Wet, Jake Bleacher, & Shelley Judge

ORIGIN OF SINUOUS CHANNELS ON THE SW APRON OF ASCRAEUS MONS AND THE SURROUNDING PLAINS, MARS p. 67-73
ZACHARY SCHIERL, Whitman College
Research Advisor: Patrick Spencer

VOLCANIC OR FLUVIAL CHANNELS ON THE SOUTH-EAST RIFT APRON OF ASCREAUS MONS p. 74-79
JULIA SIGNORELA, Franklin & Marshall College
Research Advisor: Andy De Wet
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PERUVIAN GLACIERS PROJECT

TROPICAL HOLOCENE CLIMATIC INSIGHTS FROM RECORDS OF VARIABILITY IN ANDEAN PALEOGLACIERS p. 80-84
DONALD T. RODBELL, Union College
NATHAN STANSELL, Byrd Polar Research Center, Ohio State University

XRD ANALYSIS OF SEDIMENT-CORE MATERIAL AS AN INDICATOR OF THE TRANSITION FROM VALLEY GLACIERS TO CIRQUE DWELLING GLACIERS IN THE PERUVIAN CENTRAL CORDILLERA p. 85-91
EMMA A. CORONADO, St. Lawrence University
Research Advisor: Alexander K. Stewart

GLACIAL LACUSTRINE RECORDS OF CLIMATE VARIATION IN THE TROPICAL PERUVIAN ANDES p. 92-95
SASHA ROTHENBERG, Union College
Research Advisor: Donald Rodbell

HOLOCENE GLACIAL VARIABILITY RECORDED IN LAKE SEDIMENTS FROM NEVADO HUAGURUNCHO, PERU p. 96-102
CHRISTOPHER SEDLAK, Ohio State University
Research Advisor: Nathan Stansell

HOLOCENE CLIMATE CHANGE AND GLACIAL EVOLUTION OF THE CENTRAL PERUVIAN ANDES: LACUSTRINE RECORD FROM THE PROGLACIAL LAKE JAICO p. 103-109
JESSICA TRÉANTON, Colorado College
Research Advisor: Donald T. Rodbell
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TETON-ABSAROKA RANGES, WYOMING PROJECT

EOCENE TECTONIC EVOLUTION OF THE TETON-ABSAROKA RANGES, WYOMING p. 110-112
JOHN P. CRADDOCK, Macalester College
DAVE MALONE, Illinois State University

DETRITAL ZIRCON PROVENANCE STUDY OF YELLOW SANDSTONES FROM THE WILLWOOD FORMATION IN THE BIGHORN BASIN, WYOMING, USA  p. 113-118
ANDREW L. KELLY, Amherst College
Research Advisors: Tekla A. Harms & Peter D. Crowley

A MINERALOGICAL TEXTURAL AND CHEMICAL CHARACTERIZATION OF A HYPOTHESIZED KIMBERLITE AT WHITE MOUNTAIN, SUNLIGHT BASIN, WYOMING p. 119-122
STUART KENDERES, Western Kentucky University
Research Advisor: Andrew Wulff

THE DYNAMICS AND EMPLACEMENT OF THE HEART MOUNTAIN DETACHMENT: ANISOTROPY OF MAGNETIC SUCEPTIBILITY AND DETRITIAL ZIRCON ANALYSIS OF VERTICAL INJECTITES AT WHITE MOUNTAIN AND SILVERGATE, WYOMING p. 123-128
BENJAMIN KRAUSHAAR, Fort Lewis College
Research Advisor: John P. Craddock

STRUCTURAL EVOLUTION OF THE EOCENE SOUTH FORK DETACHMENT, PARK COUNTY, WYOMING p. 129-134
ALISON MACNAMEE, Colgate University
Research Advisor: Martin Wong

CALCITE TWINNING STRAIN ANALYSIS OF THE ALLOCHTHONOUS JURASSIC SUNDANCE, SOUTH FORK DETACHMENT, NORTHWEST WYOMING p. 135-141
MAREN MATHISON, Augustana College
Research Advisor: Jeffrey Strasser & Michael Wolf

PROVENANCE ANALYSIS OF THE WAPITI FORMATION (EOCENE) SANDSTONE IN THE ABSAROKA BASIN, WY USING DETRITAL ZIRCON GEOCHRONOLOGY p. 142-148
KATHRYN SCHROEDER, Illinois State University
Research Advisor: David H. Malone
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FRONT RANGE, COLORADO PROJECT

KECK COLORADO PROJECT: INTERDISCIPLINARY STUDIES IN THE CRITICAL ZONE, BOULDER CREEK CATCHMENT, FRONT RANGE, COLORADO  p. 149-154
DAVID P. DETHIER, Williams College
WILL OUIMET, University of Connecticut

THE GEOCHEMICAL IMPACT OF WILDFIRE AND MINING ON THE FOURMILE CREEK WATERSHED p. 155-163
SARAH BEGANSKAS, Amherst College
Research Advisor: Anna Martini

QUANTIFYING PHYSICAL CHARACTERISTICS AND WEATHERING OF BEDROCK IN RELATION TO LANDSCAPE DEVELOPMENT IN THE COLORADO FRONT RANGE p. 164-170
ALEXANDRA HORNE, Mt. Holyoke College
Research Advisor: David Dethier

THE HYDROLOGY AND GEOCHEMISTRY OF TWO SNOWMELT-DOMINATED, ALPINE STREAMS IN THE BOULDER CREEK CRITICAL ZONE OBSERVATORY, FRONT RANGE, COLORADO p. 171-179
JAMES N. WINKLER, University of Connecticut
Research Advisor: Will Ouimet

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VIRGIN ISLANDS PROJECT

DEPTH-RELATED CARBONATE CYCLING IN A MODERN REEF: ST. JOHN, U.S. VIRGIN ISLANDS p. 180-186
DENNIS K. HUBBARD, Oberlin College
KARLA PARSONS-HUBBARD, Oberlin College

ESTIMATING DEPTH RELATED REEF CARBONATE PRODUCTION PATTERNS OFF ST. JOHN, USVI p. 187-194
WILLIAM MATTHEW BENSON, Washington and Lee University
Research Advisor: Lisa Greer

INVESTIGATING ENDOLITHIC ALGAE PROLIFERATION USING STABLE CARBON ISOTOPES IN BOULDER STAR CORAL p. 195-199
CORNELIA CLARKE, Pomona College
Research Advisor: Robert Gaines

POST-BLEACHING ENCRUSTATION HABITS IN USVI CORAL REEFS  p. 200-206
CLAIRE MCELROY, Otterbein University
Research Advisor: Halard Lescinsky

DEPTH-RELATED PATTERNS OF ABUNDANCE, DISTRIBUTION, AND CARBONATE PRODUCTION FOR MICROBORING ORGANISMS: ST. JOHN, US VIRGIN ISLANDS p. 207-212
CONOR NEAL, Franklin & Marshall College
Research Advisor: Roger Thomas

DEPTH RELATED DISTRIBUTION AND ABUNDANCE OF MICROBORING ORGANISMS: ST. JOHN, US VIRGIN ISLANDS p. 213-218
JONATHAN ROGERS, University of Wisconsin – Oshkosh
Research Advisor: Eric Hiatt

MACROBIOEROSION RATES OF IN-SITU CORAL COLONIES: ST. JOHN, U.S. VIRGIN ISLANDS p. 219-225
ELIZABETH WHITCHER, Oberlin College
Research Advisor: Dennis Hubbard
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NORTHWESTERN ICELAND PROJECT

CRUSTAL MAGMATIC PROCESSES IN ICELAND’S OLDEST CENTRAL VOLCANO  p. 226-231
BRENNAN JORDAN, University of South Dakota
MEAGEN POLLOCK, The College of Wooster
JEANNE FROMM, University of South Dakota

THE HRAFNFJORDUR CENTRAL VOLCANO: PETROGENESIS OF LAVAS IN THE EARLY STAGES OF AN ICELANDIC RIFT ZONE p. 232-237
EMILY CARBONE, Smith College
Research Advisor: Mark Brandriss

MAGMATIC PROCESSES OF THE HRAFNFJÖRÐUR CENTRAL VOLCANO, NORTHWEST ICELAND p. 238-244
KATHRYN KUMAMOTO , Williams College
Research Advisor: Reinhard Wobus

A GEOCHEMICHAL AND PETROLOGIC ANALYSIS OF THE HRAFNFJORDUR CENTRAL VOLCANO, WESTFJORDS, ICELAND p. 245-249
KATHARINE SCHLEICH, The College of Wooster
Research Advisor: Meagen Pollock

ORIGIN OF SILICIC VOLCANISM AT SAURATINDUR, NORTHWEST ICELAND  p. 250-255
THAD STODDARD, University of South Dakota
Research Advisor: Brennan Jordan

GEOCHEMICAL ANALYSIS OF TERTIARY DIKES HRAFNFJORDUR CENTRAL VOLCANO, NORTHWEST ICELAND: IMPLICATIONS FOR DIKE ORIGIN  p. 256-261
NINA WHITNEY, Carleton College
Research Advisor: Cameron Davidson

PETROLOGIC AND GEOCHEMICAL CHARACTERIZATION OF BASALTIC AND INTERMEDIATE MAGMAS IN AN ABANDONED TERTIARY RIFT, NORTHWEST ICELAND p. 262-267
ERICA WINELAND-THOMSON, Colorado College
Research Advisor: Jeff Noblett
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CONNECTICUT RIVER PROJECT

ANTHROPOGENIC IMPACTS AND ENVIRONMENTAL CHANGES RECORDED IN THE IN THE DEPOSITIONAL HISTORY OF THE LOWER CONNECTICUT RIVER  p. 268-275
SUZANNE O’CONNELL, Wesleyan University

FRESH-WATER DIATOMS AS BIOINDICATORS OF POLLUTION IN SELDEN COVE, CONNECTICUT RIVER p. 276-280
TIRZAH ABBOT, Beloit College
Research Advisor: Carl Mendelson

GEOCHEMICAL CHARACTERIZATION OF TIDAL COVES OF THE CONNECTICUT RIVER ESTUARY p. 281-286
HANNAH BLATCHFORD, Beloit College
Research Advisor: Carl Mendelson

VARIABILITY OF SUSPENDED-SEDIMENT DISTRIBUTION IN THE CONNECTICUT RIVER ESTUARY p. 287-293
MICHAEL CUTLER, Boston College
Research Advisor: Gail Kineke

RECONSTRUCTING ENVIRONMENTAL CHANGES IN THE LOWER CONNECTICUT RIVER USING DIATOMS p. 294-300
ELIZABETH JEAN GEORGE, Washington and Lee University
Research Advisor: David J. Harbor

INVASIVE FRESHWATER CLAM, CORBICULA FLUMINEA, HABITATS IN THE LOWER CONNECTICUT RIVER p. 301-304
DANIELLE MARTIN, Wesleyan University
Research Advisor: Suzanne O’Connell

COMPARING SEDIMENT DEPOSITION USING MERCURY INVENTORIES FOR BACK-WATER AND SALT MARSH ENVIRONMENTS p. 305-309
JONATHAN SCHNEYER, University of Massachusetts Amherst
Research Advisor: Jon Woodruff
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GRENVILLE PROVINCE, ONTARIO PROJECT

PETROLOGY AND STRUCTURE OF THE CENTRAL METASEDIMENTARY BELT BOUNDARY THRUST ZONE ITS HANGING WALL, GRENVILLE PROVINCE, ONTARIO p. 310-315
WILIAM H. PECK, Colgate University
STEVEN R. DUNN, Mount Holyoke College
MICHELLE J. MARKLEY, Mount Holyoke College

GEOCHEMISTRY AND GEOCHRONOLOGY OF CENTRAL METASEDIMENTARY BELT BOUNDARY THRUST ZONE THRUST SHEETS IN SOUTHERN ONTARIO, GRENVILLE PROVINCE p. 316-323
KENJO S. AGUSTSSON, California Polytechnic State University, San Luis Obispo
Research Advisor: Scott Johnston

CONFLICTING KINEMATICS OF THE SALERNO CREEK DEFORMATION ZONE, GRENVILLE PROVINCE, ONTARIO p. 324-330
NAOMI BARSHI, Smith College
Research Advisor: Jack Loveless

THERMOBAROMETRIC EVIDENCE FOR A COMMON CENTRAL METASEDIMENTARY BELT AFFINITY OF THE BANCROFT AND ELZEVIR TERRANES, ONTARIO, CANADA p. 331-337
NEVA FOWLER-GERACE, Oberlin College
Research Advisor: F. Zeb Page

HETEROGENEOUS DEFORMATION OF GABBROIC ROCKS p. 338-343
CALVIN MAKO, University of Maine
Research Advisor: Christopher Gerbi

PETROLOGY AND GEOCHEMISTRY OF THE ALLSAW ANORTHOSITE: A SCAPOLITIZED META-ANORTHOSITE IN GRENVILLE PROVINCE, ONTARIO p. 344-351
EDWARD W. MARSHALL, Earlham College
Research Advisor: Meg Streepey Smith

GARNET-BIOTITE GEOTHERMOBAROMETRY OF THE CENTRAL METASEDIMENTARY BELT BOUDARY THRUST ZONE OFTHE GRENVILLE PROVINCE, ONTARIO, CANADA p. 352-355
ABIGAIL MONREAL, University of Texas at El Paso
Research Advisor: Jasper G. Konter

CARBON ISOTOPE THERMOMETRY IN THE CENTRAL METASEDIMENTARY BELT BOUNDARY THRUST ZONE GRENVILLE PROVINCE, ONTARIO  p. 356-261
BO MONTANYE, Colgate University
Research Advisor: William H. Peck

CALCITE-GRAPHITE THERMOMETRY IN THE SOUTHWESTERNMOST CENTRAL METASEDIMENTARY BELT, GRENVILLE PROVINCE, SOUTHERN ONTARIO p. 262-268
JACQUELYNE NESBIT, Princeton University
Research Advisor: Blair Schoene

USING STRUCTURAL ANALYSES TO ASSESS POSSIBLE FORMATION MECHANISMS OF THE CHEDDAR GNEISS DOME p. 269-374
CALIE SENDEK, Scripps College
Research Advisor: Linda Reinen

 

Cover Pages.pdf 72 KB
Table of Contents.pdf 25.8 KB