R. J. Fleck
Volcano Science Center, Moffett Field, CA
Activity
2024
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GEOLOGY OF THE TANNER BUTTE AND WAHTUM LAKE 7.5’ QUADRANGLES, COLUMBIA RIVER GORGE, OREGON
39 Mapping the West (Posters)Friday, 17 May 20249:00 AM - 1:30 PMGrand Ballroom
2022
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TECTONIC IMPLICATIONS OF PERMIAN-TRIASSIC, LATE JURASSIC, AND LATE CRETACEOUS PLUTONIC ROCKS THAT INTRUDE THE EL PASO TERRANE IN THE LANE MOUNTAIN AREA, CENTRAL MOJAVE DESERT, CALIFORNIA
33 Advances in Understanding Arc Magmatism in the Southwestern Cordillera IThursday, 17 March 20228:00 AM - 12:00 PMCBC-A 108
2020
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A REMARKABLE FOSSIL FAUNULE FROM THE BASAL WILSON GROVE FORMATION (LATE MIOCENE), SONOMA COUNTY, CALIFORNIA
1 The Changing Face of Paleontology I: In Honor of the Career Contribution of Dr. Richard L. SquiresTuesday, 12 May 20208:00 AM - 12:00 PMSan Rafael
2016
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INTERCALIBRATION OF 40AR/39AR MINERAL STANDARDS WITH BODIE HILLS SANIDINE
T238 Beyond EARTHTIME: Accuracy and a Multi-Chronometer Time Scale (Posters)Tuesday, 27 September 20169:00 AM - 6:30 PMExhibit Hall E/F
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LATE NEOGENE-QUATERNARY TEPHROCHRONOLOGY, STRATIGRAPHY AND PALEOCLIMATE OF DEATH VALLEY, CA, U.S.A
T142 Sedimentary BasinsMonday, 26 September 20161:30 PM - 5:30 PMRoom 401
2014
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NEW AGE CONSTRAINTS ON THE LATE MIOCENE ORINDA FORMATION IN THE SOUTHERN CONTRA COSTA BASIN
T233 Cenozoic Magmatism and Volcanism in the North American Cordillera (Posters)Tuesday, 21 October 20149:00 AM - 6:30 PMExhibition Hall C
2011
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PALEOGENE HINTERLAND TO FORELAND TOPOGRAPHY: EOCENE DEPOSITS OF NORTHWEST UTAH
10 From Contraction to Extension: The Mesozoic to Cenozoic Tectonic Evolution of the Northern Great Basin IIWednesday, 18 May 20111:30 PM - 5:00 PMWillow
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STRUCTURAL AND VOLCANIC EVOLUTION OF SOUTHERN CURLEW VALLEY, NORTHWEST UTAH
10 From Contraction to Extension: The Mesozoic to Cenozoic Tectonic Evolution of the Northern Great Basin IIWednesday, 18 May 20111:30 PM - 5:00 PMWillow
2010
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GEOLOGIC DATABASES CONTRIBUTE TO RESOURCE MANAGEMENT AND NATURAL HISTORY INTERPRETATION IN JOSHUA TREE NATIONAL PARK, SOUTHERN CALIFORNIA
T108 Geologic Maps, Digital Geologic Maps, and Derivatives from Geologic and Geophysical Maps (Posters)Monday, 1 November 20108:00 AM - 6:00 PMHall D
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NEW ISOTOPIC AGE FROM BASALT NEAR CARMEL, CALIFORNIA, AND ITS TECTONIC SIGNIFICANCE
29 New Insights into Tectonics of the Central California Coast Ranges—The Link between Los Angeles and San Francisco (Posters)Friday, 28 May 20108:30 AM - 12:00 PMPlatinum 5-6
2009
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SUCCESSION OF MAGMATIC-HYDROTHERMAL EVENTS IN THE PATAGONIA MOUNTAINS, AZ
T204 Magmas and Volatiles: Linking Granites, Volcanoes, Geothermal Systems, and Mineral Deposits IITuesday, 20 October 20091:30 PM - 5:30 PME143/144
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FOREARC VOLCANISM IN CASCADIA: THE BORING VOLCANIC FIELD
T65 Multidisciplinary Studies of Cascade Volcanism and its Tectonic Setting IISunday, 18 October 20091:30 PM - 5:30 PME143/144
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A PETROLOGIC OVERVIEW OF THE BORING VOLCANIC FIELD, CASCADE RANGE, USA
T65 Multidisciplinary Studies of Cascade Volcanism and its Tectonic Setting IISunday, 18 October 20091:30 PM - 5:30 PME143/144
2008
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LATE CENOZOIC VOLCANISM IN CURLEW VALLEY, SEVIER RIFT VOLCANIC ZONE, NORTHWEST UTAH
30 Igneous/Metamorphic Petrology, and Volcanology (Posters)Friday, 21 March 20088:00 AM - 12:00 PM
2007
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AGE OF THE GEM STOCKS, COEUR D'ALENE DISTRICT, IDAHO
T146 Geochemistry of Magmatic and Metamorphic Processes: In Honor of the Contributions of Joseph L. Wooden (Posters)Tuesday, 30 October 20078:00 AM - 12:00 PM
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ROLES OF SLAB WINDOW MIGRATION, FAULT GEOMETRY AND TECTONIC WEDGING IN CRUSTAL EVOLUTION EAST OF THE NORTHERN SAN ANDREAS FAULT
T181 Active and Ancient Tectonics along the Northern Cordillera Margin—Magmatism, Deformation, Metamorphism, and Basin Development (Posters)Tuesday, 30 October 20071:30 PM - 5:30 PM
2006
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QUATERNARY DEFORMATION OF THE PORTLAND HILLS, OREGON – CONSTRAINTS FROM THE LIGHT RAIL TUNNEL
45 GSA: Active Tectonics of the Northern Cordillera (Posters)Wednesday, 10 May 20061:00 PM - 5:00 PM
2005
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INTERGLACIAL PUMICE IN WHIDBEY FORMATION AT BLOWERS BLUFF, CENTRAL WHIDBEY ISLAND, WASHINGTON
T74 Advances and Applications of Tephrochronology and Tephrostratigraphy II: In Honor of Andrei M. Sarna-WojcickiMonday, 17 October 200510:00 AM - 12:00 PM
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TEPHROCHRONOLOGY, 40AR/39AR DATING, AND MAGNETOSTRATIGRAPHY OF THE UPPER PART OF THE FURNACE CREEK FORMATION, DEATH VALLEY, CALIFORNIA
T74 Advances and Applications of Tephrochronology and Tephrostratigraphy II: In Honor of Andrei M. Sarna-WojcickiMonday, 17 October 200510:00 AM - 12:00 PM
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NEW CONSTRAINTS ON THE AGE AND DISTRIBUTION OF CENOZOIC VOLCANICS NORTH OF SAN PABLO BAY, CALIFORNIA:IMPLICATIONS FOR DISPLACEMENT ALONG FAULTS INBOARD OF THE SAN ANDREAS FAULT
35 Late Cenozoic Transition from Subduction to Transform Margin Inboard of the San Andreas Fault: Northern San Francisco Bay Area to Cape MendocinoSunday, 1 May 20057:50 AM - 12:20 PM
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CHRONOSTRATIGRAPHIC FRAMEWORK FOR THE SONOMA VOLCANICS AND ASSOCIATED SEDIMENTS, LONG-TERM FAULT DISPLACEMENT RATES, AND AREAL DISPERSION OF TEPHRA FROM THE SOURCE AREA, CENTRAL COAST RANGES, CALIFORNIA
35 Late Cenozoic Transition from Subduction to Transform Margin Inboard of the San Andreas Fault: Northern San Francisco Bay Area to Cape MendocinoSunday, 1 May 20057:50 AM - 12:20 PM
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LATE CENOZOIC VOLCANISM AND BASIN FORMATION WITHIN A TECTONIC SETTING TRANSITIONAL FROM SUBDUCTION TO DEXTRAL STRIKE-SLIP, NORTHERN SAN FRANCISCO BAY REGION, CALIFORNIA
35 Late Cenozoic Transition from Subduction to Transform Margin Inboard of the San Andreas Fault: Northern San Francisco Bay Area to Cape MendocinoSunday, 1 May 20057:50 AM - 12:20 PM
2003
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MIOCENE VOLCANIC ROCKS AT BURDELL MOUNTAIN AND IMPLICATIONS FOR SLIP ALONG THE EAST BAY FAULT SYSTEM
T32 Geological Mapping: Key to Successful Management of Water and Land Resources (Posters)Sunday, 2 November 20038:00 AM - 12:00 PM
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MID-MIOCENE VOLCANIC FIELD DEVELOPMENT IN NORTHERN NEVADA: NEW AGE CONSTRAINTS ON THE TIMING OF SANTA ROSA-CALICO VOLCANISM
25 Petrology and Structure of Magmatic SystemsWednesday, 2 April 20032:15 PM - 4:50 PM
2002
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KINEMATIC AND GEOCHRONOLOGIC EVIDENCE BEARING ON PARTITIONING OF DEXTRAL SLIP BETWEEN THE RODGERS CREEK AND MAACAMA FAULTS, NORTHERN CALIFORNIA
40 Active Faults of California (Posters)Wednesday, 15 May 20021:30 PM - 5:30 PM
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THE BORING VOLCANIC FIELD OF THE PORTLAND, OREGON AREA: GEOCHRONOLOGY AND NEOTECTONIC SIGNIFICANCE
16 Architecture of Cascadia: A Synthesis of New Geologic and Geophysical Mapping in the Forearc (Posters)Tuesday, 14 May 20028:00 AM - 12:00 PM
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COMPLEX RIGHT-LATERAL FAULTING AT THE NORTHERN END OF THE PORTLAND BASIN: GEOLOGIC, AEROMAGNETIC, AND PALEOMAGNETIC EVIDENCE
16 Architecture of Cascadia: A Synthesis of New Geologic and Geophysical Mapping in the Forearc (Posters)Tuesday, 14 May 20028:00 AM - 12:00 PM
2001
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LATE CRETACEOUS INTRUSIVE MIGMATITES OF THE LITTLE SAN BERNARDINO MOUNTAINS, SOUTHERN CALIFORNIA
34 Mojave Desert and Transverse Ranges: A Tribute to Perry Ehlig (Posters)Tuesday, 10 April 20011:00 PM - 5:00 PM
Date Unknown
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NORTHBRAE RHYOLITE IN THE BERKELEY HILLS, CA: A ROCK WELL-MISUNDERSTOOD
162 Petrology, Igneous and Experimental (Posters)
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GEOLOGIC SETTING, GEOCHEMISTRY, AND GEOCHRONOLOGY OF EPITHERMAL GOLD-SILVER DEPOSITS IN THE SEVEN TROUGHS DISTRICT, NORTHWEST NEVADA
T166 Great Basin Tectonics and Metallogeny (Posters)
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GEOLOGY OF JOSHUA TREE NATIONAL PARK
T92 Geology in the National Parks: Research, Mapping, and Resource Management (Posters)
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THE TOLAY FAULT ZONE: A REINTERPRETATION OF A MISUNDERSTOOD STRUCTURE
2 Structural Geology, Tectonics, Geophysics (Posters)
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QUATERNARY STRATIGRAPHY AND HYDROSTRATIGRAPHY OF THE LONG BEACH AREA, SOUTHWEST LOS ANGELES BASIN, CA
46 Quaternary Framework of the Los Angeles Basin (Posters)
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CONSTRAINTS ON TIMING AND RATES OF DEFORMATION, VOLCANISM AND ASSOCIATED BASIN FORMATION IN THE CENTRAL DEATH VALLEY REGION, CALIFORNIA AND NEVADA
53 Timing and Rates in Earth System Processes (Posters)
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A PETROLOGIC OVERVIEW OF THE BORING VOLCANIC FIELD, CASCADE RANGE, USA
17 Hazards and Resources in the Portland, Tualatin, and Willamette Basins of Oregon and Washington (Posters)