Session: The Neoproterozoic to Paleozoic Evolution of the Eastern Laurentian Margin—Tectonic, Stratigraphic, Sedimentologic, and Geochronologic Evidence: In Honor of William A. “Bill” Thomas (Posters) (GSA Connects 2023 Meeting in Pittsburgh, Pennsylvania)

Session No. 114

Monday, 16 October 2023: 8:00 AM-5:30 PM

Hall B (David L Lawrence Convention Center)

T166. The Neoproterozoic to Paleozoic Evolution of the Eastern Laurentian Margin—Tectonic, Stratigraphic, Sedimentologic, and Geochronologic Evidence: In Honor of William A. “Bill” Thomas (Posters)

GSA Structural Geology and Tectonics Division; GSA Sedimentary Geology Division

Authors will be present from 9 to 11 AM.

Paper #

Booth #

114-1

314

FRACTURE AND FLUID HISTORY OF THE BROADTOP SYNCLINORIUM, AN EXTENSIVE PIGGY-BACK BASIN IN THE CENTRAL APPALACHIANS

EVANS, Mark, Department of Geological Sciences, Central Connecticut State University, 1615 Stanley Street, New Britain, CT 06050

114-2

315

INVESTIGATING ‘TOO YOUNG’ DETRITAL ZIRCON AGE POPULATIONS FROM METASEDIMENTARY ROCKS OF THE BLUE RIDGE AND INNER PIEDMONT IN THE SOUTHERN APPALACHIAN MOUNTAIN BELT

LOVE, Meredith and BARBEAU Jr., David L., School of the Earth, Ocean and Environment, University of South Carolina, Columbia, SC 29208

114-3

316

GEOLOGY OF THE APPOMATTOX COURT HOUSE NATIONAL HISTORICAL PARK, VIRGINIA PIEDMONT: EDIACARAN MAGMATISM ALONG THE LAURENTIAN MARGIN

JOHNSON, Nailah T.¹, BAILEY, Christopher M.¹, KORTAN, Matthew¹, RUIZ, Daniel², JUAREZ-ZUNIGA, Sandra³, FOSTER-BARIL, Zachary² and STOCKLI, Daniel F.², (1)Dept. of Geology, William & Mary, Williamsburg, VA 23187, (2)Department of Geological Sciences, Jackson School of Geosciences, University of Texas at Austin, Austin, TX 78712, (3)Department of Geological Sciences, The University of Texas at Austin, Austin, VA 78712

114-4

317

DETRITAL ZIRCON AGES FROM SILURIAN STRATA IN THE CENTRAL MAINE BASIN: IMPLICATIONS FOR THE EXISTENCE OF THE MESSALONSKEE LAKE THRUST

KRAMER, Piper¹, CRUZ-URIBE, Alicia¹, WHITTAKER, Amber H.² and WEST Jr., David P.³, (1)Earth and Climate Sciences, University of Maine, 5790 Bryand Global Sciences Center, Orono, ME 04469, (2)Maine Geological Survey, 18 Elkins Lane, Augusta, ME 04333, (3)Earth and Climate Sciences, Middlebury College, 276 Bicentennial Way, Middlebury, VT 05753

114-5

318

DETRITAL ZIRCON GEOCHRONOLOGY OF BASAL CAMBRIAN ARENITES IN KENTUCKY: REWORKED GREAT GRENVILLIAN SEDIMENTATION EPISODE SAND? OR NEW SAND GENERATED DURING CAMBRIAN TRANSGRESSION AT THE GREAT UNCONFORMITY?

CLAY, John and MOECHER, David P., Department of Earth and Environmental Sciences, University of Kentucky, Lexington, KY 40506-0053

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