Paul W. Layer
Univ of Alaska Fairbanks, Fairbanks, AK
Activity
2021
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AGE AND EVOLUTION OF MID-CENOZOIC STEPOVER BASINS IN SOUTHEASTERN ALASKA
T194 Insights into Cordilleran Tectonics and Magmatism from the Sedimentary Record (Posters)Tuesday, 12 October 20212:30 PM - 6:30 PMExhibit Hall A
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NEW JURASSIC AGES DEFINE MAGMATIC AND SEDIMENTARY BELTS IN SOUTHEAST ALASKA: IMPLICATIONS FOR WRANGELLIA, THE ALEXANDER TERRANE AND THE GRAVINA-NUTZOTIN BELT
T194 Insights into Cordilleran Tectonics and Magmatism from the Sedimentary Record (Posters)Tuesday, 12 October 20212:30 PM - 6:30 PMExhibit Hall A
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PETROGENESIS, RARE EARTH ELEMENT CONTENTS, AND TECTONIC IMPLICATIONS OF A LATE DEVONIAN ALKALINE INTRUSION, SOUTHEAST ALASKA
9 Tectonic and Magmatic Thickening of Mesozoic North American CordilleraThursday, 13 May 20218:30 AM - 12:30 PMUNR Dept of Geological Sciences & Engineering Room
2019
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WHAT LIES BENEATH THE ICE? USING THE GEOCHEMISTRY AND GEOCHRONOLOGY OF MODERN RIVER CLASTS TO DECIPHER THE EVOLUTION OF A GLACIATED VOLCANIC ARC (WRANGELL ARC, ALASKA, USA)
T139 Zircon and Beyond: Quantitative Methods for Characterizing Provenance in Modern and Ancient Sediment Routing SystemsMonday, 23 September 20191:30 PM - 5:30 PMRoom 225AB, North Building
2018
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GEOCHEMICAL CONSTRAINTS ON ~30 MILLION YEARS OF DIACHRONOUS MAGMATISM ALONG AN ARC-TRANSFORM JUNCTION, WRANGELL ARC, SOUTHERN ALASKA
T49 Geodynamic, Orogenic, and Surface Processes of Flat-Slab Subduction (Posters)Sunday, 4 November 20189:00 AM - 5:30 PMHalls J-K
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GEOCHRONOLOGIC CONSTRAINTS ON ~30 MILLION YEARS OF DIACHRONOUS MAGMATISM ALONG AN ARC-TRANSFORM JUNCTION, WRANGELL ARC, SOUTHERN ALASKA AND CANADA
T49 Geodynamic, Orogenic, and Surface Processes of Flat-Slab Subduction (Posters)Sunday, 4 November 20189:00 AM - 5:30 PMHalls J-K
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WHY ARE SOME YOUNG VOLCANIC ROCKS UNDATEABLE: CHEMISTRY, ENVIRONMENT, OR INSTRUMENTATION?
T42 Frontiers in Mineralogy, Petrology, and Geochronology (Posters): A Session in Honor of Dana Medalist Jörg HermannSunday, 4 November 20189:00 AM - 5:30 PMHalls J-K
2017
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MID-CRETACEOUS VOLCANISM AND FLUVIAL SEDIMENTATION IN THE ALASKA RANGE SUTURE ZONE: IMPLICATIONS FOR THE ACCRETIONARY HISTORY OF THE WRANGELLIA COMPOSITE TERRANE
T389 New Perspectives on Cordilleran Tectonics, Paleogeography, and Metallogeny (Posters)Wednesday, 25 October 20179:00 AM - 6:30 PMHalls 4EF
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THERMOCHRONOLOGY OF THE TALKEETNA MOUNTAINS OF SOUTHERN ALASKA: CENOZOIC TOPOGRAPHIC DEVELOPMENT HISTORY
T214 Challenges in Tectonics: Dynamic Interactions among Earth-Surface Processes, Landscape Evolution, and Tectonics ITuesday, 24 October 20178:00 AM - 12:00 PMTahoma 4
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GEOCHEMICAL EVIDENCE FOR ADAKITE-LIKE MAGMATISM AT THE OLIGO-MIOCENE INITIATION OF THE WRANGELL ARC, ALASKA
T275 The Dance of Arcs: Causes of Arc Migrations, Flare-Ups, and Magmatic Focusing (Posters)Tuesday, 24 October 20179:00 AM - 6:30 PMHalls 4EF
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DATING THE LOST ARC OF ALASKA: CONSTRAINING THE TIMING OF INITIATION OF THE WRANGELL ARC WITH A NEW 40AR/39AR DETRITAL GEOCHRONOLOGY APPROACH ON MODERN RIVER LITHIC GRAINS
T107 The Dance of Arcs: Causes of Arc Migrations, Flare-Ups, and Magmatic Focusing IMonday, 23 October 20178:00 AM - 12:00 PMSkagit 4
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INVESTIGATING THE LOST ARC: GEOLOGIC CONSTRAINTS ON ~29 MILLION YEARS OF CONTINUOUS MAGMATISM ALONG AN ARC-TRANSFORM JUNCTION, WRANGELL ARC, ALASKA
T107 The Dance of Arcs: Causes of Arc Migrations, Flare-Ups, and Magmatic Focusing IMonday, 23 October 20178:00 AM - 12:00 PMSkagit 4
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INITIATION OF THE WRANGELL ARC: A RECORD OF TECTONIC CHANGES IN AN ARC-TRANSFORM JUNCTION REVEALED BY NEW GEOCHEMISTRY AND GEOCHRONOLOGY OF THE ~29–18 MA SONYA CREEK VOLCANIC FIELD, ALASKA
T107 The Dance of Arcs: Causes of Arc Migrations, Flare-Ups, and Magmatic Focusing IMonday, 23 October 20178:00 AM - 12:00 PMSkagit 4
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TOPOGRAPHIC DEVELOPMENT OF THE TALKEETNA MOUNTAINS ALASKA: THE RELATIONSHIP TO THE CASTLE MOUNT FAULT AND TWO CENOZOIC FLAT SLAB SUBDUCTION EVENTS
21 Structural Geology and Tectonics of the Western United StatesWednesday, 24 May 20178:30 AM - 11:50 AMRoom 325A
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GEOLOGICAL AND GEOCHEMICAL CONSTRAINTS ON OLIGO-MIOCENE HYPABYSSAL INTRUSIVE BODIES FROM THE WRANGELL ARC, ALASKA
28 Cordilleran Magmatic Forensics—Insights from the Igneous, Metamorphic, and Sedimentary Record (Posters)Wednesday, 24 May 20178:30 AM - 5:00 PMRoom 323A/B/C
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DATING THE LOST ARC OF ALASKA: CONSTRAINING THE TIMING OF INITIATION OF THE WRANGELL ARC WITH A NEW 40AR/39AR GEOCHRONOLOGY APPROACH ON MODERN RIVER DETRITAL LITHIC GRAINS
2 Cordilleran Magmatic Forensics I—Insights from the Igneous, Metamorphic, and Sedimentary RecordTuesday, 23 May 20178:30 AM - 11:50 AMRoom 318A
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INVESTIGATING THE LOST ARC: GEOLOGIC CONSTRAINTS ON ~29 MILLION YEARS OF CONTINUOUS MAGMATISM ALONG AN ARC-TRANSFORM JUNCTION, WRANGELL ARC, ALASKA
2 Cordilleran Magmatic Forensics I—Insights from the Igneous, Metamorphic, and Sedimentary RecordTuesday, 23 May 20178:30 AM - 11:50 AMRoom 318A
2016
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U-PB AND 40AR/39AR DETRITAL GEOCHRONOLOGY OF MODERN RIVER SEDIMENTS IN THE WRANGELL MOUNTAINS, ALASKA: IMPROVED CONSTRAINTS ON THE AGE AND TECTONIC EVOLUTION OF JURASSIC-QUATERNARY MAGMATISM
T164 Recent Advances in Understanding Magmatism along and within the Northern North American Cordillera (Posters)Monday, 26 September 20169:00 AM - 6:30 PMExhibit Hall E/F
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STUCK IN THE MIDDLE: STRATIGRAPHY AND GEOCHEMISTRY OF VOLCANIC ROCKS FROM THE GREEN HILLS IN THE CENTRAL WRANGELL ARC, ALASKA
T164 Recent Advances in Understanding Magmatism along and within the Northern North American Cordillera (Posters)Monday, 26 September 20169:00 AM - 6:30 PMExhibit Hall E/F
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INCEPTION OF THE WRANGELL ARC: GEOCHEMISTRY AND PETROGRAPHY OF THE OLIGO-MIOCENE SONYA CREEK VOLCANIC FIELD, SOUTH-CENTRAL ALASKA
T164 Recent Advances in Understanding Magmatism along and within the Northern North American Cordillera (Posters)Monday, 26 September 20169:00 AM - 6:30 PMExhibit Hall E/F
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LINKING GEOCHEMISTRY OF CENOZOIC VOLCANIC CLASTS FROM THE WRANGELL ARC, ALASKA, TO UPPER PLATE AND SUBDUCTING SLAB TECTONIC PROCESSES
T164 Recent Advances in Understanding Magmatism along and within the Northern North American Cordillera (Posters)Monday, 26 September 20169:00 AM - 6:30 PMExhibit Hall E/F
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MESOZOIC-CENOZOIC MAGMATIC HISTORY OF THE ALASKA RANGE SUTURE ZONE
T47 Recent Advances in Understanding Magmatism along and within the Northern North American CordilleraSunday, 25 September 20161:30 PM - 5:30 PMRoom 205
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~26 MILLION YEARS OF SLAB-EDGE MAGMATISM: NEW GEOCHEMICAL CONSTRAINTS ON THE WRANGELL ARC, ALASKA
T47 Recent Advances in Understanding Magmatism along and within the Northern North American CordilleraSunday, 25 September 20161:30 PM - 5:30 PMRoom 205
2015
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GEOCHEMICAL AND GEOCHRONOLOGICAL OBSIDISN AND RHYOLITE SOURCE AND ARTIFACT FINGERPRINTING: CONSTRAINTS ON PREHISTORIC ALASKA TRADE ROUTES AND RAW MATERIAL ACCESS
T205 Frontiers in Geoarchaeology (Posters)Tuesday, 3 November 20159:00 AM - 6:30 PMExhibit Hall
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TECTONOMAGMATIC CONTROLS ON LATE CRETACEOUS AU-CU MINERALIZATION IN EASTERN INTERIOR ALASKA
23 Terrane Accretion and Translation in the Cordillera (Posters)Wednesday, 13 May 20151:30 PM - 5:30 PMAtrium/Hallway
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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
23 Terrane Accretion and Translation in the Cordillera (Posters)Wednesday, 13 May 20151:30 PM - 5:30 PMAtrium/Hallway
2014
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GEOLOGIC MAP OF THE LIME HILLS C-1 QUADRANGLE WITH NEW GEOCHRONOLOGY, GEOCHEMISTRY, AND PETROLOGY
T299 Geologic Processes That Influence the Tectonic Development and Economic Resources of the Northern North American Cordillera (Posters)Wednesday, 22 October 20149:00 AM - 6:30 PMExhibition Hall C
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GEOCHRONOLOGY OF INTRUSIVE ROCKS AND HYDROTHERMAL ALTERATION AT THE STRUCTURALLY CONTROLLED STIBNITE AU-SB-W DEPOSIT, IDAHO
61 Recent Advances in Economic GeologySunday, 19 October 20141:00 PM - 5:00 PM207
2013
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MAGMATIC HISTORY OF THE TORDRILLO MOUNTAINS AND WESTERN ALASKA RANGE AND TECTONIC IMPLICATIONS
T23 Geological and Geophysical Constraints on the Tectonic Evolution and Resource Potential of Alaska and the Northern North American CordilleraSunday, 27 October 20138:00 AM - 12:00 PMRoom 505
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AN INBOARD PERSPECTIVE OF THE CENOZOIC TECTONO-MAGMATIC HISTORY OF ALASKA'S SOUTHERN CONVERGENT MARGIN
T56 The Life and Death of Mobile Belts along the North American Cordillera: Advances in Understanding the Long- Term Construction of Continental Margins (Posters)Sunday, 27 October 20139:00 AM - 6:30 PMHall D
2012
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GEOCHRONOLOGICAL CONSTRAINTS ON THE EOCENE TO PRESENT SLIP RATE HISTORY OF THE EASTERN DENALI FAULT SYSTEM
T272 Large-Scale Strike-Slip Fault Systems: Insights into 4-D Evolution through Lateral and Vertical Juxtaposition Recorded in the Rock Record, Geophysical Imaging, and Associated Basin Formation via Large-Scale Translation and TranspressionWednesday, 7 November 20121:30 PM - 5:30 PM207D
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THE MOUNT MCKINLEY RESTRAINING BEND: DENALI FAULT, ALASKA
T255 Large-Scale Strike-Slip Fault Systems: Insights into 4-D Evolution through Lateral and Vertical Juxtaposition Recorded in the Rock Record, Geophysical Imaging, and Associated Basin Formation via Large-Scale Translation and Transpression (Posters)Wednesday, 7 November 20129:00 AM - 6:00 PMHall B
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THE SAN PEDRO SUMMIT CALDERA, TEMASCALCINGO, MEXICO
32 Silicic Volcanism IIFriday, 30 March 20122:30 PM - 4:30 PMJuarez 3
2011
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EARLY CENOZOIC TALKEETNA MOUNTAINS MAGMATISM IN SOUTH-CENTRAL ALASKA: RECORD OF CRUST-MANTLE VARIATIONS, TERRANE ACCRETION, AND PLUTON EXHUMATION
T230 Tectonic Development of the Northern North American CordilleraWednesday, 12 October 20118:00 AM - 12:00 PMRoom 200DE
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THE TOPOGRAPHICALLY ASYMMETRICAL ALASKA RANGE: MULTIPLE TECTONIC DRIVERS THROUGH SPACE AND TIME
T230 Tectonic Development of the Northern North American CordilleraWednesday, 12 October 20118:00 AM - 12:00 PMRoom 200DE
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VARIABLE STRAIN PARTITIONING WITH DEPTH ALONG THE DEXTRAL DENALI FAULT IN THE EASTERN ALASKA RANGE
T128 Multidisciplinary Studies of Fault System DeformationMonday, 10 October 20111:30 PM - 5:30 PMRoom 200A-C
2010
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PETROLOGY AND 40Ar/39Ar GEOCHRONOLOGY OF GRANITIC ROCKS AND GREISENS AT THE SLEITAT MOUNTAIN TIN-SILVER-TUNGSTEN DEPOSIT, ILIAMNA DISTRICT, SOUTHWEST ALASKA
T290 New Insights on the Tectonic, Magmatic, Paleobiogeographic, and Metallogenic Evolution of Terranes in the North American Cordillera from Alaska to California IIWednesday, 3 November 20101:30 PM - 5:30 PMRoom 406
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K-FELDSPAR THERMOCHRONOLOGIC ANALYSIS OF THE TORDRILLOS AND MOUNT MCKINLEY REGIONS OF THE ALASKA RANGE: EOCENE EXHUMATION
T196 New Insights on the Tectonic, Magmatic, Paleobiogeographic, and Metallogenic Evolution of Terranes in the North American Cordillera from Alaska to California (Posters)Tuesday, 2 November 20108:00 AM - 6:00 PMHall D
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THE ROLE OF THE DENALI FAULT IN LOCALIZING EXHUMATION IN THE ALASKA RANGE
T24 Orogeny: Relating Rigid Plates to Diffuse Lithospheric Deformation ISunday, 31 October 20108:00 AM - 12:00 PMLobby F
2009
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THERMOCHRONOLOGICAL CONSTRAINTS ON SMALL-SCALE VARIATIONS IN STRAIN-PARTITIONING ALONG THE DENALI FAULT, OF ALASKA
T108 Interaction of Tectonics, Climate Change, and Eustasy in the Development of the North American Cordillera (Posters)Monday, 19 October 20099:00 AM - 6:00 PMHall A
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THE ORIGIN OF EL HATO SILICIC IGNIMBRITE OF EL VALLE VOLCANO, PANAMA: EVIDENCE OF DEEP FRACTIONATION PROCESSES
T130 Linking Shallow to Deep Crustal Processes in Arc and Collisional OrogensMonday, 19 October 20091:30 PM - 5:30 PMA107/108/109
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GRANITIC ADAKITE PLUTONS AND BIMODAL VOLCANISM IN A COLLISIONAL TERRANE SUTURE ZONE, NORTHERN TALKEETNA MOUNTAINS, ALASKA
33 Petrology, Igneous (Posters)Sunday, 18 October 20099:00 AM - 6:00 PMHall A