The Colorado College (2005)

TABLE OF CONTENTS

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COVER PAGE

TITLE PAGE

THE KECK GEOLOGY CONSORTIUM: HISTORY AND PROGRAM 2004
Lori Bettison-Varga, Director_______________________________________________ ii

FUNDING AND PARTNERSHIPS 2004____________________________________ v

Canyonlands_________________________________________________ 1

GEOPHYSICAL SURVEYS OF CYCLONE GRABEN, CANYONLANDS NATIONAL PARK, UTAH
Glenn C. Kroeger, Charly Bank 2

DETERMINING THE THICKNESS OF SEDIMENTS USING SEISMIC REFRACTION, CYCLONE GRABEN, CANYONLANDS NATIONAL PARK, UTAH
Jennifer Abrahamson 7

SEISMIC REFRACTION ANALYSIS OF SEDIMENT FILL IN CYCLONE GRABEN, NEEDLES DISTRICT, CANYONLANDS NATIONAL PARK, UTAH
Roman DiBiase 11

HOW DEEP IS THE SANDBOX? MEASURING SEDIMENT DEPTH USING GRAVITY RECONNAISSANCE IN UTAH’S CYCLONE GRABEN
Tara Gregg 16

GEOPHYSICAL STUDY OF NORTHERN CYCLONE CANYON GRABEN, CANYONLANDS NATIONAL PARK, UTAH: SEDIMENT DEPTH AND IMPLICATIONS FOR CROSS-SECTIONAL MODELS
Joshua Michaels 20

GEOPHYSICAL STUDY OF SOUTHERN CYCLONE CANYON GRABEN, CANYONLANDS NATIONAL PARK, UTAH
Amanda Trenton 24

SEISMIC AND GRAVITY ANALYSES OF CYCLONE GRABEN, CANYONLANDS NATIONAL PARK, UTAH
Alice Waldron 28

Finger Lakes________________________________________________ 33

TERROIR OF THE FINGER LAKES OF NEW YORK
Larry Meinert, Tara Curtin 34

PALEODELTAS AND VINE VIGOR IN THE SHELDRAKE POINT VINEYARD, SENECA COUNTY, NEW YORK
Jason Cavatorta 41

SOIL ACIDITY IN VINEYARDS OF THE FINGER LAKES, NEW YORK
Benjamin Linhoff 46

ANALYSIS OF LAKESIDE DEPOSITS: SENECA LAKE, GENEVA NEW YORK
Bridget Martin 50

CLAY MINERALOGY OF FINGER LAKES VINEYARDS
Kristin Mayer 54

THE LAKE EFFECT ON THE SURROUNDING CLIMATE OF THE FINGER LAKES IN NEW YORK
Kate Whitesell 58

Iceland_____________________________________________________ 62

TWO SNAPSHOTS OF THE EVOLUTION OF THE TERTIARY SNAEFELLSNES RIST, ICELAND
Brennan Jordan, Keegan Schmidt, Paul Olin 63

THE ORIGIN OF THE STRJUGSSKARĐ ANDESITE, SKAGI PENINSULA, NORTH-CENTRAL ICELAND
Charlene M. Adzima 68

PETROLOGY OF MAFIC, INTERMEDIATE AND SILCIC LAVAS IN AN ABANDONED RIFT ZONE, LAXÁRDALSFJÖLL, ICELAND
Emily Baldwin 73

PETROGENESIS OF EARLY SKAGI-SNAEFELLSNES RIFT BASALTS AT GRUNNAVIK, ICELAND
Sara Johnson 77

PETROLOGICAL AND GEOCHEMICAL ANALYSIS OF A TERTIARY VOLCANIC SEQUENCE IN LANGADALSFJALL, NORTH-CENTRAL ICELAND: EVIDENCE FOR MAGMA MIXING
Lara Kapelanczyk 82

PETROLOGIC AND GEOCHEMICAL CHARACTERIZATION OF SELJAFJALL ANDESITES: THE MISSING LINK OF FRACTIONAL CRYSTALLIZATION
Jerod Randall 87

VOLCANIC STRATIGRAPHY AND PETROLOGY OF THE NORTHERN SNAEFELLSNES RIFT, SOUTHERN LAXÁRDALSFJÖLL, ICELAND
Lebn Schuyler 92

INSIGHT INTO THE ORIGIN OF SILICIC ROCKS IN NORTHWESTERN ICELAND: EVIDENCE FOR FRACTIONAL CRYSTALLIZATION
Sheena Styger 97

Mongolia__________________________________________________ 101

GEOLOGY OF THE KARKHIRAA UUL, MONGOLIAN ALTAI
Robert J. Carson, A. Bayasgalan, Richard W. Hazlett, Richard Walker 102

THE TECTONIC IMPLICATIONS OF THE STRATIGRAPHY OF THE BLACK MARMOT VALLEY, KHARKHIRAA UUL
Peter Douglas, Munksaikhan Nurzed 111

PALEOENVIRONMENT OF CARBONIFEROUS CONGLOMERATE, KHARKHIRAA, UUL
Jo Nissenbaum 117

FAULT CONTROLLED DRAINAGE MORPHOLOGY ALONG THE JID FAULT, MONGOLIAN ALTAI
Laura McCarthy 122

GEOMORPHOLOGY AND STRUCTURE OF THE JID FAULT, MONGOLIAN ALTAI
John Mischler, Tsolmon Gonchig 126

STRUCTURE AND HOLOCENE SLIP OF THE JID FAULT, MONGOLIAN ALTAI
Laura Smith, Sarahtsetseg Puredorg 130

GLACIATION OF UGWI YAMAA VALLEY, KHARKHIRAA UUL
Martin Bevis, Enkhbayar Dandar 135

PATTERNED GROUND IN THE KHARKHIRAA UUL
Will Gallin, Molor Erdenebat 140

SLOPE INSTABILITY IN THE EASTERN KHARKHIRAA UUL
Pat Kailey 145

AUFEIS IN THE KHARKHIRAA UUL
Nicholas Swanson-Hysell 149

INDEX 153