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Activity

2024

• RECONSTRUCTION OF THE NEOPROTEROZOIC PLACERITA FORMATION OF SAN GABRIEL MOUNTAINS, CALIFORNIA IN CONTEXT OF RODINIA RIFT MODELS
  T21 North American Cordilleran Margin Tectonic Framework: Paleozoic and Precambrian
  Sunday, 22 September 2024

  8:00 AM - 12:00 PM

  304A
• CONTINUATION OF EASTERN CALIFORNIA SHEAR ZONE INTO SOUTHWEST ARIZONA AND NORTHWEST SONORA, MEXICO
  T49 How Wide is the Transform? Magmatism and Tectonics of the North American-Pacific Plate Transform (Posters)
  Sunday, 22 September 2024

  8:00 AM - 5:30 PM

  Hall D
• GEOTECHNICAL INSIGHTS FROM MAPPING A 3.2-KM-LONG TUNNEL THROUGH SAN ONOFRE BRECCIA, LAGUNA BEACH, CALIFORNIA
  T5 Innovations in Geological Mapping
  Sunday, 22 September 2024

  8:00 AM - 12:00 PM

  206B
• LEON T. SILVER’S LEGACY OF U-PB-TH ZIRCON GEOCHRONOLOGY IN THE MAZATZAL PROVINCE OF SOUTHWEST ARIZONA
  37 D1. Recent Advances in Geoscience and Geoscience Education (Posters)
  Friday, 17 May 2024

  9:00 AM - 1:30 PM

  Grand Ballroom

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2023

• EXOTIC(?) DETRITAL ZIRCONS IN THE NEOPROTEROZOIC PLACERITA FORMATION OF SAN GABRIEL MOUNTAINS PROVIDE CLUES TO IDENTITY OF CONJUGATE RODINIA RIFT FRAGMENT(S)
  16 D1. Evaluating Linkages Between Volcanic, Sedimentary and Tectonic Processes (Posters)
  Thursday, 18 May 2023

  8:00 AM - 6:00 PM

  Cargo Room

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2022

• NEWLY RECOGNIZED PERMO-TRIASSIC INTRUSIONS IN THE CLAREMONT WILDERNESS BLOCK, SAN GABRIEL MOUNTAINS, CALIFORNIA
  39 Advances in Understanding Arc Magmatism in the Southwestern Cordillera (Posters)
  Thursday, 17 March 2022

  8:30 AM - 6:00 PM

  Student Union Ballroom A/B
• A LATE CRETACEOUS DEPOSITIONAL AGE FOR SOME METACONGLOMERATES PREVIOUSLY INTERPRETED AS UPPER JURASSIC IN NORTHERN SONORA
  31 Mesozoic–Cenozoic Tectonic History of Northwestern Mexico and Southwestern USA: A Tribute to César Jacques-Ayala for His Career and Contributions to Sonoran Geology
  Thursday, 17 March 2022

  8:00 AM - 12:00 PM

  CBC-A 106
• FIELD INVESTIGATION OF PALEOPROTEROZOIC(?) METAMORPHIC ROCKS AND JURASSIC(?) INTRUSIONS ON CENTRAL GLENDORA RIDGE, SAN GABRIEL MOUNTAINS, CALIFORNIA
  9 Undergraduate Research (Posters)
  Tuesday, 15 March 2022

  8:30 AM - 6:00 PM

  Student Union Ballroom A/B

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2021

• INVESTIGATION OF ANOMALOUS SULFATE CONCENTRATIONS WITHIN THE SAN ANTONIO CANYON WATERSHED OF THE SAN GABRIEL MOUNTAINS, CALIFORNIA
  5 Contaminant Transport and Fate in Aquatic Systems
  Wednesday, 12 May 2021

  8:30 AM - 10:45 AM

  JohnNLouie.com Room

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2020

• STRUCTURAL ANALYSIS OF FOLDED PELONA SCHIST ON BLUE RIDGE, SAN GABRIEL MOUNTAINS, CALIFORNIA
  8 D5. Structural Geology (Posters)
  Tuesday, 12 May 2020

  9:00 AM - 6:00 PM

  Fountain Ballroom
• DISTINCTIVE JURASSIC AND LATE CRETACEOUS THERMAL DISTURBANCE OF ZIRCONS FROM THE PLACERITA FORMATION, WESTERN SAN GABRIEL MOUNTAINS, CALIFORNIA
  9 D6. Tectonics/Tectonophysics (Posters)
  Tuesday, 12 May 2020

  9:00 AM - 6:00 PM

  Fountain Ballroom
• RECONNAISSANCE GEOLOGY AND U-PB ZIRCON GEOCHRONOLOGY OF CLAREMONT WILDERNESS PARK, EASTERN SAN GABRIEL MOUNTAINS
  9 D6. Tectonics/Tectonophysics (Posters)
  Tuesday, 12 May 2020

  9:00 AM - 6:00 PM

  Fountain Ballroom
• INVESTIGATION OF ANOMALOUS SULFATE CONCENTRATIONS WITHIN THE SAN ANTONIO CANYON WATERSHED OF THE SAN GABRIEL MOUNTAINS, CALIFORNIA
  13 Hydrogeology (Posters)
  Tuesday, 12 May 2020

  9:00 AM - 6:00 PM

  Fountain Ballroom
• REGIONALLY EXTENSIVE 85-70 MA COOLING OF THE SOUTHERN SIERRA NEVADA AND NORTHWEST MOJAVE DESERT BATHOLITH: IMPLICATIONS FOR THE INITIATION OF SHALLOW SUBDUCTION
  2 Exhumation and Uplift of the Sierra Nevada and Tehachapi Mountains
  Tuesday, 12 May 2020

  8:00 AM - 12:00 PM

  Plaza Room

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2019

• THE NEOPROTEROZOIC LIMEROCK CANYON ASSEMBLAGE: A PIECE OF THE RIFTED LAURENTIA MARGIN IN THE WESTERN SAN GABRIEL MOUNTAINS, CALIFORNIA, INTENSELY DEFORMED DURING JURASSIC TIME
  T60 Precambrian Linkages across Laurentia: Looking for Geological, Geophysical, and Paleogeographic Connections and Controversies Associated with the Growth and Tectonic Evolution of Laurentia from the Neoarchean to the Neoproterozoic II
  Sunday, 22 September 2019

  1:30 PM - 5:30 PM

  Room 229B, North Building
• MESOZOIC TECTONOMAGMATIC OVERPRINT OF A NEOPROTEROZOIC LAURENTIA MARGIN SEDIMENTARY ASSEMBLAGE AT PLACERITA CANYON, WESTERN SAN GABRIEL MOUNTAINS, CALIFORNIA
  T60 Precambrian Linkages across Laurentia: Looking for Geological, Geophysical, and Paleogeographic Connections and Controversies Associated with the Growth and Tectonic Evolution of Laurentia from the Neoarchean to the Neoproterozoic II
  Sunday, 22 September 2019

  1:30 PM - 5:30 PM

  Room 229B, North Building

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2018

• U-PB GEOCHRONOLOGY AND GEOCHEMISTRY OF PALECENE TO EOCENE LEUCOCRATIC PLUTONS OF THE SIERRAS MAGDALENA AND LA JOJOBA, NORTHERN SONORA, MEXICO
  34 Recent Advances in Understanding the Geology of Northwestern Mexico (Posters)
  Wednesday, 16 May 2018

  8:30 AM - 6:30 PM

  Outdoor Tents
• MAGMATIC AND STRUCTURAL EVOLUTION OF THE MAGDALENA-MADERA METAMORPHIC CORE COMPLEX, SONORA, MEXICO
  12 Cordilleran Core Complexes and Arizona Geology: A Celebration of Jon Spencer's Career (Posters)
  Tuesday, 15 May 2018

  8:30 AM - 6:30 PM

  Outdoor Tents
• NEW U-PB ZIRCON ANALYSES RECORD PALEOCENE AND MID EOCENE-EARLY OLIGOCENE MELTING OF LATE CRETACEOUS, JURASSIC, AND PROTEROZOIC CRUST IN LOWER PLATE OF THE MAGDALENA-MADERA METAMORPHIC CORE COMPLEX, SONORA, MEXICO
  24 Recent Advances in Understanding the Geology of Northwestern Mexico I
  Tuesday, 15 May 2018

  1:30 PM - 3:15 PM

  Humphreys/Mt. Elden Room
• GEOLOGY AND U-PB GEOCHRONOLOGY OF PLACERITA CANYON, WESTERN SAN GABRIEL MOUNTAINS, CALIFORNIA
  11 Recent Advances in Basin-and-Range and Proterozoic Geology of the Western U.S.: A Session Honoring Ernie Duebendorfer (Posters)
  Tuesday, 15 May 2018

  8:30 AM - 6:30 PM

  Outdoor Tents
• CORRELATION AND RESPONSE BETWEEN STREAMFLOW AND PRECIPITATION IN THE SAN DIMAS EXPERIMENTAL FOREST, SAN GABRIEL MOUNTAINS, CALIFORNIA
  15 Undergraduate Research Session (Posters)
  Tuesday, 15 May 2018

  8:30 AM - 6:30 PM

  Outdoor Tents
• MAPPING AND PETROGRAPHIC ANALYSIS OF LOST CANYON AND DELKER CANYON WITHIN THE EASTERN SAN GABRIEL MOUNTAINS
  15 Undergraduate Research Session (Posters)
  Tuesday, 15 May 2018

  8:30 AM - 6:30 PM

  Outdoor Tents
• GEOLOGY AND STRUCTURE OF LIMEROCK CANYON ASSEMBLAGE, SOUTHWESTERN SAN GABRIEL MOUNTAINS, CALIFORNIA
  15 Undergraduate Research Session (Posters)
  Tuesday, 15 May 2018

  8:30 AM - 6:30 PM

  Outdoor Tents
• WHOLE-ROCK GEOCHEMISTRY, PETROGRAPHY AND PRELIMINARY U-PB ZIRCON ANALYSIS OF OLIGOCENE INTRUSIVES IN THE EASTERN SAN GABRIEL MOUNTAINS
  10 Jurassic to Cenozoic Geology of Southern California, Southwest Arizona, and Sonora: A Session Honoring Gordon Haxel and Carl Jacobson (Posters)
  Tuesday, 15 May 2018

  8:30 AM - 6:30 PM

  Outdoor Tents
• GEOLOGY AND LA-ICPMS U-PB GEOCHRONOLOGY OF THE WESTERN LOWER PLATE OF THE MAGDALENA-MADERA METAMORPHIC CORE COMPLEX, NORTHERN SONORA, MEXICO
  24 Recent Advances in Understanding the Geology of Northwestern Mexico I
  Tuesday, 15 May 2018

  1:30 PM - 3:15 PM

  Humphreys/Mt. Elden Room

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2017

• RUNOFF AND SPRING DISCHARGE MEASUREMENTS RECORD WATERSHED RECOVERY FROM A FIVE-YEAR DROUGHT IN ICEHOUSE CANYON, SAN GABRIEL MOUNTAINS, CALIFORNIA
  T368 Groundwater Influenced Ecosystems: Springs, Gaining Streams, and Terrestrial Ecosystems (Posters)
  Wednesday, 25 October 2017

  9:00 AM - 6:30 PM

  Halls 4EF
• LATE CRETACEOUS PLUTONIC AND METAMORPHIC OVERPRINT OF PROTEROZOIC METASEDIMENTS OF ONTARIO RIDGE, EASTERN SAN GABRIEL MOUNTAINS, CA
  278 D50. Precambrian Geology (Posters)
  Tuesday, 24 October 2017

  9:00 AM - 6:30 PM

  Halls 4EF

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2016

• NORTHEASTWARD DETACHMENT OF THE LARAMIDE EL CRESTON MINERAL DEPOSIT, CENTRAL SONORA, MEXICO
  21 Linking Mesozoic Arcs,Tectonics and Mineral Deposits
  Wednesday, 6 April 2016

  8:30 AM - 12:30 PM

  Meeting Room 200 C
• TIMING OF RAND DETACHMENT FAULT SLIP IN THE RAND MOUNTAINS, WESTERN MOJAVE DESERT
  21 Linking Mesozoic Arcs,Tectonics and Mineral Deposits
  Wednesday, 6 April 2016

  8:30 AM - 12:30 PM

  Meeting Room 200 C
• EMPLOYING MIDDLE MIOCENE MAFIC DIKE ORIENTATIONS IN THE EASTERN SAN GABRIEL MOUTAINS TO RESOLVE MIOCENE EMPLACEMENT STRESS REGIMES AND CENOZOIC BLOCK ROTATIONS
  16 Insights into the Late Cenozoic Evolution of Crustal Blocks in Southern California from New Geologic, Geophysical, and Geomorphic Data (Posters)
  Tuesday, 5 April 2016

  8:30 AM - 5:30 PM

  Ballroom C
• NEW SHRIMP-RG U-PB ZIRCON AND SR ANALYSES FROM JURASSIC AND LATE CRETACEOUS PLUTONIC SHEETS IN THE EAST-CENTRAL SAN GABRIEL MOUNTAINS, CALIFORNIA
  8 Linking Mesozoic Arcs,Tectonics and Mineral Deposits (Posters)
  Monday, 4 April 2016

  8:30 AM - 5:30 PM

  Ballroom C
• SOURCES OF SALINITY AND WATER IN A SPRING AND NATURAL OIL/TAR SEEP SYSTEM IN THE SANTA SUSANA MOUNTAINS, NEWHALL, CALIFORNIA.
  2 Hydrogeology of Complex Geologic Settings, Urban Environments, and Contaminated Ecosystems
  Monday, 4 April 2016

  8:30 AM - 12:30 PM

  Meeting Room 203 C
• ROLE OF THE RAND MOUNTAINS IN ACCOMODATING EXTENSION AND TRANSROTATIONAL STRAIN NEAR JUNCTURE OF THE CENTRAL GARLOCK FAULT AND EASTERN CALIFORNIA SHEAR ZONE
  8 Linking Mesozoic Arcs,Tectonics and Mineral Deposits (Posters)
  Monday, 4 April 2016

  8:30 AM - 5:30 PM

  Ballroom C
• EFFECTS ON BASEFLOW RECESSION AND EVAPOTRANSPIRATION RATES USING A GIS INVESTIGATION OF PAIRED WATERSHEDS IN THE EASTERN SAN GABRIEL MOUNTAINS
  9 Hydrogeology of Complex Geologic Settings, Urban Environments, and Contaminated Ecosystems (Posters)
  Monday, 4 April 2016

  8:30 AM - 5:30 PM

  Ballroom C
• REAL-TIME RESPONSE OF STREAMFLOW AND SPRING DISCHARGE TO PRECIPITATION RECHARGE EVENTS IN ICEHOUSE CANYON WATERSHED, EASTERN SAN GABRIEL MOUNTAINS, CALIFORNIA
  9 Hydrogeology of Complex Geologic Settings, Urban Environments, and Contaminated Ecosystems (Posters)
  Monday, 4 April 2016

  8:30 AM - 5:30 PM

  Ballroom C