Randolph Steinen
Hartford, CT
Activity
2025
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A LAMPROPHYRE DISTRICT IN THE MESOZOIC HARTFORD BASIN OF CONNECTICUT
42 Mapping in the Geosciences: Processes and ProductsSunday, 30 March 20258:30 AM - 2:30 PMNorth Great Hall
2024
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TESTING THE HYPOTHESIS THAT THE WESTERN TRAP-ROCK RIDGES OF CONNECTICUT ARE COMPOSED OF BOTH WEST ROCK AND BRIDGEPORT DIABASE
24 Mapping in the Geosciences: Processes and Products (Posters)Monday, 18 March 20249:00 AM - 1:00 PMArmory Ballroom
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USING MAGNETIC DATA TO CONSTRAIN GEOLOGICAL BEDROCK MAPPING OF THE ROCKY HILL ANTICLINE, HARTFORD RIFT BASIN, CONNECTICUT
24 Mapping in the Geosciences: Processes and Products (Posters)Monday, 18 March 20249:00 AM - 1:00 PMArmory Ballroom
2022
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THE SYENITE AT SOUTHFORD FALLS: ANOTHER PERMIAN INTRUSION IN WESTERN CONNECTICUT
2 Celebrating Allan Ludman’s First 56 Field Seasons in Maine I: What Do We Know of Northern Appalachian Geology and What Questions Remain?Sunday, 20 March 20228:00 AM - 12:00 PMCommonwealth Salon 4
2021
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PETROGRAPHIC ANALYSIS OF WEST ROCK SILL: IMPLICATIONS FOR EMPLACEMENT HISTORY AND SILL THICKNESS
17 D3. Petrology, Tectonics, and Structural GeologyMonday, 15 March 20211:30 PM - 5:30 PMWindsor
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RE-EVALUATING DEPOSITIONAL ENVIRONMENTS WITHIN JURASSIC STRATA OF THE HARTFORD BASIN, CT: REFINING THE PLAYA DEPOSITIONAL MODEL
8 Classic Ground and New Developments: Stratigraphy and Sedimentology in the NortheastSunday, 14 March 20211:30 PM - 5:30 PMWindsor
2020
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A NEW BEDROCK MAP AND QUADRANGLE REPORT (#42) FOR THE WALLINGFORD QUADRANGLE, CONNECTICUT
T129 Geologic Maps and Their Derivatives (Posters)Wednesday, 28 October 202010:00 AM - 12:00 PMMeeting Rooms
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DEVELOPING A PUBLIC STRATIGRAPHIC DATABASE FOR THE SEDIMENTARY CORES FROM THE HARTFORD BASIN, CONNECTICUT
67 D18. Sedimentary Geology and Stratigraphy (Posters)Sunday, 22 March 20201:30 PM - 5:30 PMLake Anne
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A NEW BEDROCK MAP AND QUADRANGLE REPORT (#42) FOR THE WALLINGFORD QUADRANGLE, CONNECTICUT
49 Geologic Maps, Digital Geologic Maps, Geophysical Maps, and Derivatives from Geologic and Geophysical Maps (Posters)Saturday, 21 March 20201:30 PM - 5:30 PMGrand Ballroom A–D
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TRACKING STORAGE, MIXING, AND DIFFERENTIATION OF A MANTLE MELT IN THE UPPER CRUST: A CASE STUDY FROM LAMPROPHYRE MEGACRYST COMPOSITIONS
10 D16. Petrology (Posters)Friday, 20 March 20208:00 AM - 12:00 PMGrand Ballroom A–D
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PETROGRAPHIC ANALYSIS OF WEST ROCK SILL: IMPLICATIONS FOR EMPLACEMENT HISTORY AND SILL THICKNESS
12 Undergraduate Research II (Posters)Friday, 20 March 20208:00 AM - 12:00 PMGrand Ballroom A–D
2019
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PETROGENESIS OF LAMPROPHYRES IN THE WALLINGFORD QUADRANGLE
49 D6. Igneous Petrology (Posters)Tuesday, 19 March 20198:00 AM - 12:00 PMCasco Bay Hall
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ORIGIN OF COLUMNS IN WEST ROCK RIDGE DIABASE: COOLING CRACKS OR TECTONIC JOINTS
49 D6. Igneous Petrology (Posters)Tuesday, 19 March 20198:00 AM - 12:00 PMCasco Bay Hall
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EXTENSION OF ROCKY HILL ANTICLINE SOUTH OF THE LAMENTATION MOUNTAIN FAULT, MESOZOIC BASIN OF CONNECTICUT
30 Geology, Structure, Geochronology, and Tectonics in Southern New England: An Eclectic Session in Honor of Robert P. Wintsch (Posters)Monday, 18 March 20198:00 AM - 12:00 PMCasco Bay Hall
2018
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MESOZOIC DIABASE DIKE NOMENCLATURE IN CONNECTICUT
57 D11. Igneous and Metamorphic Petrology (Posters)Tuesday, 20 March 20188:00 AM - 12:00 PMLake Champlain Exhibition Hall
2017
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A HYPOTHESIS FOR THE DISAPPEARENCE OF THE TALCOTT BASALT IN THE VICINITY OF WALLINGFORD, CT
56 Geomorphology (Posters)Tuesday, 21 March 20178:00 AM - 12:00 PMGrand Ballroom, 17th Floor
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ADDITIONAL EVIDENCE FOR GANDER TERRANE FROM MUD-LOGGING AT HAMMONASSET STATE PARK, MADISON, CONNECTICUT
26 Undergraduate Research Session I (Posters)Sunday, 19 March 20171:30 PM - 5:30 PMUrban, 17th Floor
2016
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INTERPRETED SEDIMENTARY STRUCTURES IN THE LITTLETON FORMATION, BOLTON CONNECTICUT
22 Metamorphic Petrology (Posters)Monday, 21 March 20161:30 PM - 5:30 PMConvention Hall
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IRON-SULFIDE KARST FEATURES AND METAVOLACONIC LAYERS IN THE BRIMFIELD FORMATION, EAST HADDAM, CT
22 Metamorphic Petrology (Posters)Monday, 21 March 20161:30 PM - 5:30 PMConvention Hall
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CORRELATION OF LOWER PORTLAND FORMATION (LOWER JURASSIC) LACUSTRINE CYCLES IN CORES FROM TWO DRILLING PROJECTS IN SOUTH HARTFORD, CONNECTICUT
17 Eastern North American Rift Valleys Through TimeMonday, 21 March 20161:30 PM - 5:30 PMMeeting Room 3
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WILD AND WONDERFUL IMPLICATIONS OF THE 5 MM POMPTON ASH OF THE HARTFORD AND NEWARK BASINS (EARLY JURASSIC, EASTERN NORTH AMERICA)
17 Eastern North American Rift Valleys Through TimeMonday, 21 March 20161:30 PM - 5:30 PMMeeting Room 3
2015
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STRATIGRAPHIC OBSERVATIONS ON CORED BOREHOLES IN THE MESOZOIC HARTFORD BASIN, HARTFORD, CONNECTICUT
11 Hartford Basin through Time (Posters)Monday, 23 March 20158:00 AM - 12:00 PMPresidential Ballroom
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INSIGHTS INTO CORRELATION OF CYCLIC SILICICLASTIC AND VOLCANIC STRATA FROM TWO CORE TRANSECTS WITHIN THE JURASSIC HARTFORD RIFT BASIN
11 Hartford Basin through Time (Posters)Monday, 23 March 20158:00 AM - 12:00 PMPresidential Ballroom
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INFLUENCE OF FAULTING ON STRATIGRAPHIC RELATIONSHIPS WITHIN LOWER JURASSIC BASALT AND SILICICLASTIC FORMATIONS IN THE HARTFORD BASIN, CONNECTICUT
11 Hartford Basin through Time (Posters)Monday, 23 March 20158:00 AM - 12:00 PMPresidential Ballroom
2012
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PALEOSTRESS ANALYSIS OF POST-ALLEGHANIAN BRITTLE FAULTS FROM AN EXPOSURE IN THE PUTNAM-NASHOBA TERRANE, EASTERN CONNECTICUT
40 Structural Geology (Posters)Monday, 19 March 20121:30 PM - 5:30 PMBallrooms A & C and Ballroom Pre-function Area
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CORRELATION OF EAST BERLIN (EARLY JURASSIC) VAN HOUTEN CYCLES TEMPORARILY EXPOSED DURING CONSTRUCTION IN ROCKY HILL, CONNECTICUT: A CONUNDRUM
3 News from the Newark SupergroupSunday, 18 March 20127:55 AM - 12:00 PMBallroom D
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FACIES ARCHITECTURE AND CORRELATION OF JURASSIC LAKE CYCLES FROM THE LOWER PORTLAND FORMATION, HARTFORD RIFT BASIN, CONNECTICUT
3 News from the Newark SupergroupSunday, 18 March 20127:55 AM - 12:00 PMBallroom D
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CORRELATING LOWER JURASSIC LAKE CYCLES USING X-RAY FLUORESCENCE SPECTROMETRY, PORTLAND FORMATION, HARTFORD BASIN, CONNECTICUT
22 News from the Newark Supergroup (Posters)Sunday, 18 March 20121:30 PM - 5:30 PMBallrooms A & C and Ballroom Pre-function Area
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UNCOVERING THE MAIN TRACKWAY AT DINOSAUR STATE PARK (ROCKY HILL, CT) IN PREPARATION FOR THE 50thANNIVERSARY REDEDICATION
22 News from the Newark Supergroup (Posters)Sunday, 18 March 20121:30 PM - 5:30 PMBallrooms A & C and Ballroom Pre-function Area