14 Celebrating Allan Ludman’s First 56 Field Seasons in Maine II: What Do We Know of Northern Appalachian Geology and What Questions Remain?

Sunday, 20 March 2022
1:30 PM - 5:30 PM
Commonwealth Salon 4

Presentations

• 1:30 PM
  Welcome to Part II
  David West, Middlebury College, Middlebury, VT
  375827 (Theme Sessions)
• 1:35 PM
  ARGON DATING CONSTRAINTS ON THE AGE AND COOLING HISTORY OF PRE-CRETACEOUS BASEMENT ROCKS BENEATH THE MID-ATLANTIC COASTAL PLAIN OF MARYLAND AND VIRGINIA
  Michael Kunk, Florence Bascom Science Center, Reston, VA and J. Wright Horton, Florence Bascom Geoscience Center, Reston, VA and Ryan McAleer, USGS, N/A and Ryan McAleer, Florence Bascom Geoscience Center, Reston, VA
  374744 (Theme Sessions)
• 1:55 PM
  TRENDS OF VERY-LOW-GRADE METAMORPHISM IN THE AROOSTOOK-MATAPEDIA BELT OF NORTHEASTERN MAINE (AROOSTOOK COUNTY) USING GRAPTOLITE AND VITRINITE REFLECTANCE
  MaryAnn Malinconico, Lafayette College, Easton, PA
  374568 (Theme Sessions)
• 2:15 PM
  NEW AIRBORNE GEOPHYSICAL DATA ILLUMINATE ORDOVICIAN VOLCANIC ARC SYSTEMS OF NORTHERN MAINE
  Patrick Duff, U.S. Geological Survey, Denver, CO and Anjana Shah, U.S. Geological Survey, Denver, CO and Chunzeng Wang, University of Maine at Presque Isle, Presque Isle, ME and Amber H. Whittaker, Maine Geological Survey, Augusta, ME and John F. Slack, U.S. Geological Survey, Reston, VA and Robert Marvinney, Maine Geological Survey, Augusta, ME and Stephen Dickson, Augusta, ME
  374972 (Theme Sessions)
• 2:35 PM
  OLD QUESTIONS, NEW INSIGHTS, AND SOME REFRACTORY PROBLEMS
  Allan Ludman, Queens College, City University of New York, Flushing, NY and Chris McFarlane, University of New Brunswick, Fredericton, NB and Amber H. Whittaker, Maine Geological Survey, Augusta, ME
  373003 (Theme Sessions)