32 Tectono-Metamorphic Processes at Convergent Boundaries: Insights from the Grenville Orogen, Northeastern North America, and Beyond

Monday, 21 March 2022
1:30 PM - 5:30 PM
Commonwealth Salon 4

Presentations

• 1:35 PM
  CONDITIONS, RATES, AND TIMING OF METAMORPHISM IN BALTIMORE CITY: A CORRELATIVE RECORD OF ACADIAN OROGENESIS BETWEEN CENTRAL AND NORTHERN APPALACHIA?
  Freya George, Johns Hopkins University, Baltimore, MD and Daniel Viete, Johns Hopkins University, Baltimore, MD and Jerry Burgess, Johns Hopkins University, Baltimore, MD
  375241 (Theme Sessions)
• 1:55 PM
  NEW BEDROCK GEOLOGIC MAPPING IN THE ADIRONDACK HIGHLANDS, NORTHERN NEW YORK
  Gregory Walsh, USGS Florence Bascom Geoscience Center, MONTPELIER, VT and Peter Valley, USGS Florence Bascom Geoscience Center, Reston, VA and Arthur Merschat, USGS Florence Bascom Geoscience Center, Reston, VA and John N. Aleinikoff, U.S. Geological Survey Emeritus, Denver, CO
  375190 (Theme Sessions)
• 2:15 PM
  RELATIVE TIMING AND METAMORPHISM OF LATE-STAGE, TRANSTENSIONAL SHEAR ZONES IN THE EASTERN ADIRONDACK HIGHLANDS
  Peter Valley, USGS Florence Bascom Geoscience Center, Reston, VA and Jessica A. Matthews, USGSFlorence Bascome Center, Reston, VA and Gregory Walsh, USGS Florence Bascom Geoscience Center, MONTPELIER, VT and Gregory Walsh, Eastern Geology and Paleoclimate Science Center, U. S. Geological Survey, Montpelier, VT
  374671 (Theme Sessions)
• 2:35 PM
  GEOCHRONOLOGY OF SKARNS AND ANORTHOSITE IN THE ADIRONDACK HIGH PEAKS, AND IMPLICATIONS FOR AGE AND EMPLACEMENT DEPTH OF THE MASSIF
  William Peck, Colgate University, Hamilton, NY and Sean Regan, University of Alaska Fairbanks, Fairbanks, AK and Samuel C Timothy, Colgate University, Hamilton, NY
  374694 (Theme Sessions)
• 2:55 PM
  INTERDIFFUSION OF ZN-MN-FE IN PYROXENE, SPINEL, AND GARNET DURING GRENVILLE GRANULITE FACIES METAMORPHISM AT STERLING HILL, NJ
  Aaron Adsit, Allegheny College, Meadville, PA and Matthew Carter, DEPARTMENT OF NATURAL RESOURCES, HIBBING, MN and William O. Nachlas, University of Wisconsin - Madison, Madison, WI and Earl R. Verbeek, Franklin Mineral Museum, Franklin, PA
  375208 (Theme Sessions)
• 3:30 PM
  MAGNETITE-APATITE MINERALIZATION IN THE NEW JERSEY HIGHLANDS: APATITE AS COUPLED GEOCHRONOMETER AND GEOCHEMICAL INDICATOR
  Isabel Koran, Princeton University, Princeton, NJ and Alyssa McKanna, Princeton University, Princeton, NJ and Blair Schoene, Princeton University, Princeton, NJ
  375392 (Theme Sessions)
• 3:50 PM
  HOW DOES GARNET CRYSTALLIZE DURING METAMORPHISM?
  Allie Nagurney, University of South Carolina, Columbia, SC and Mark Caddick, Virginia Tech, Blacksburg, VA
  375049 (Theme Sessions)
• 4:10 PM
  SOME LIKE IT HOT: REEVALUATING THE EXTENT OF ANATEXIS IN THE NASHOBA TERRANE, EAST-CENTRAL MASSACHUSETTS
  Adrian Castro, Wellesley College, Wellesley, MA and Jannitta Yao, Wellesley College, Wellesley, MA and Oliver M. Wolfe, Rensselaer Polytechnic Institute, Troy, NY
  375400 (Theme Sessions)
• 4:30 PM
  A MODERN PULSE OF PLATE-VELOCITY EXHUMATION AND DIACHRONOUS CRUSTAL MELTING IN THE NANGA PARBAT MASSIF
  Victor Guevara, Amherst College, Amherst, MA and David J. Waters, University of Oxford, Oxford and David J. Waters, Oxford and Andrew J. Smye, The Pennsylvania State University, University Park, PA and Mark Caddick, Virginia Tech, Blacksburg, VA and Michael P. Searle, University of Oxford, Oxford and Telemak Olsen, Western Washington University, Bellingham, WA and Lisa M. Whalen, Virginia Tech, Blacksburg, VA and Angelina Han, Amherst College, Amherst, MA and Andrew Kylander-Clark, UC, Santa Barbara, Santa Barbara, CA and Michael J. Jercinovic, University of Massachusetts, Amherst, Amherst, MA
  374984 (Theme Sessions)