Nikki M. Seymour
Occidental College, Los Angeles, CA
Activity
2025
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A PORTAL TO THE PAST: TIMING OF SEDIMENT UNDERPLATING AT PORTAL RIDGE, CALIFORNIA
33 Cordilleran and Other Orogenic Belt Evolution from Components to Whole (Posters)Friday, 4 April 20258:00 AM - 4:00 PMSierra Ballroom
2024
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LATE CRETACEOUS TRANSITION FROM CONTRACTION TO EXTENSION IN THE GRANITE WASH MOUNTAINS, WESTERN ARIZONA
250 D22. Recent Advances in Structural Geology & Tectonics (Posters)Wednesday, 25 September 20248:00 AM - 5:30 PMHall D
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DEPTHS OF EMPLACEMENT OF THE PELONA-OROCOPIA-RAND SCHIST AS A TEST FOR TECTONIC MODELS FOR THE WESTERN US
T170 Structural Analysis, Digital Mapping Advances, Tectonics, and Tectonic-Climate Processes from California to Alaska and Elsewhere I: A Celebration of Terry Pavlis’s Diverse Contributions and CareerTuesday, 24 September 20248:00 AM - 10:55 AM304A
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NO LATE CRETACEOUS MAGMATIC GAP IN THE MOJAVE DESERT REGION
T23 Linking Continental Geologic Records to Geodynamic Models for the Cretaceous-Paleogene Development of the Mojave RegionSunday, 22 September 20248:00 AM - 12:00 PM304B
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UPLIFT AND EXHUMATION OF THE CENTRAL TEHACHAPI MOUNTAINS DERIVED FROM JOINT APATITE (U-TH)/HE AND FISSION-TRACK ANALYSES
38 Undergraduate and Graduate Geoscience Student Lightning Talk Showcase (Posters)Friday, 17 May 20249:00 AM - 1:30 PMGrand Ballroom
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CRETACEOUS SUBDUCTION ARCHITECTURE AND MID-MIOCENE CALIFORNIA BORDERLAND EXTENSION THROUGH THE LENS OF THE SAN ONOFRE BRECCIA
11 Structure and Tectonics of the North American Cordillera and Rocky Mountains (Posters)Wednesday, 15 May 20249:00 AM - 5:30 PMGrand Ballroom
2023
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DEVELOPMENT OF NARROW BRITTLE-PLASTIC SHEAR ZONES AND “HOT SLICKENSIDES” IN THE WEST-CENTRAL ARIZONA METAMORPHIC CORE COMPLEX BELT
T160 Exploring Strain Partitioning and Kinematic Evolution of the Lithosphere I: In Honor of Micah JessupTuesday, 17 October 20238:00 AM - 12:00 PM326
2022
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RHEOLOGY AND STRAIN LOCALIZATION ALONG THE INTRA-ARC ATACAMA FAULT SYSTEM, NORTHERN CHILE
T147 Structural Analysis of Polyphase Deformation from Orogen to Thin Section I: A Special Session in Honor of Sharon MosherTuesday, 11 October 20228:00 AM - 12:00 PM605
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THREE PHASES OF JURASSIC-CRETACEOUS SINISTRAL SHEAR IN THE EARLY ANDEAN MAGMATIC ARC, NORTHERN CHILE
T147 Structural Analysis of Polyphase Deformation from Orogen to Thin Section I: A Special Session in Honor of Sharon MosherTuesday, 11 October 20228:00 AM - 12:00 PM605
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EXTRACTING THE CONTRIBUTIONS OF MAGMATIC HEATING, FAULT BLOCK EXHUMATION, AND GEOTHERMAL FLUID FLOW FROM MODELING OF ZIRCON AND APATITE (U-TH)/HE DATA
T74 Advances and Applications of Thermochronology in Tectonic, Magmatic, Basin, and Geomorphic Studies IMonday, 10 October 20228:00 AM - 12:00 PM601
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TRANSITION FROM CRUSTAL- TO MANTLE-DOMINATED FOREARC OROGENESIS DURING SUBDUCTION RETREAT IN THE CENTRAL MEDITERRANEAN
T108 Advances and Applications of Thermochronology in Tectonic, Magmatic, Basin, and Geomorphic Studies IIMonday, 10 October 20221:30 PM - 5:30 PM601
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USING ISOTOPIC COMPOSITIONS OF THE MID-CENOZOIC FLARE UP TO PROBE FOR THE PELONA-OROCOPIA-RAND SCHIST AT DEPTH
33 Advances in Understanding Arc Magmatism in the Southwestern Cordillera IThursday, 17 March 20228:00 AM - 12:00 PMCBC-A 108
2021
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DATING FARALLON SHALLOW-ANGLE SUBDUCTION: CONSTRAINING THE AGE USING U-PB ZIRCON GEOCHRONOLOGY OF THE SCHIST OF SIERRA DE SALINAS
T66 The 100-Ma Event on the Western Margin of North AmericaMonday, 11 October 20218:00 AM - 12:00 PMA107–A109
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THE AGE AND ORIGIN OF CRYSTALLINE GNEISS IN THE PLOMOSA MOUNTAINS, WEST-CENTRAL ARIZONA
T62 Feedbacks between Upper-Plate Deformation, Accretion and Alteration and Plate Boundary Processes in Subduction Systems (Posters)Sunday, 10 October 20212:30 PM - 6:30 PMExhibit Hall A
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CHARACTERIZATION OF QUARTZ DEFORMATION IN THE OROCOPIA SCHIST, NORTHERN PLOMOSA MOUNTAINS USING EBSD AND MICROSTRUCTURAL ANALYSES
T29 Hot Rocks: High-Temperature Microstructures from Mantle to Surface (Posters)Sunday, 10 October 20219:00 AM - 1:00 PMExhibit Hall A
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QUATERNARY NEOTECTONIC LINEAMENTS IN THE HYPERARID ATACAMA DESERT, NORTHERN CHILE: LONG-TERM RECORDS OF FOREARC STRAIN
T62 Feedbacks between Upper-Plate Deformation, Accretion and Alteration and Plate Boundary Processes in Subduction Systems (Posters)Sunday, 10 October 20212:30 PM - 6:30 PMExhibit Hall A
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CRITERIA FOR RECOGNITION OF SUBDUCTED (OROCOPIA) SCHIST IN WESTERN ARIZONA
9 Tectonic and Magmatic Thickening of Mesozoic North American CordilleraThursday, 13 May 20218:30 AM - 12:30 PMUNR Dept of Geological Sciences & Engineering Room
2020
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RHEOLOGICAL BEHAVIOR OF INTRA-ARC STRIKE-SLIP FAULTS: INSIGHTS FROM THE ATACAMA FAULT SYSTEM IN NORTHERN CHILE
11 Impacts of Arc Activity on the Rheology of the Lithosphere across Convergent Margins (Posters)Tuesday, 12 May 20209:00 AM - 6:00 PMFountain Ballroom
2019
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HIGH RADIATION DAMAGE APATITE AND ZIRCON (U-TH)/HE DATA, AND CONSTRAINTS ON THE LOW-TEMPERATURE THERMAL HISTORY OF THE BLACK HILLS UPLIFT, SOUTH DAKOTA
T23 Diversifying Geochronology: Innovations in Techniques, Applications, and Perspectives (Posters)Sunday, 22 September 20199:00 AM - 5:30 PMHall AB, North Building