Session: Igneous and Metamorphic Geology (Northeastern Section - 43rd Annual Meeting (27-29 March 2008))

Paper #

Start Time

1

1:00 PM

STABLE ISOTOPE CONSTRAINTS ON THE ORIGIN OF MESOPROTEROZOIC MARBLE-HOSTED ZINC AND IRON DEPOSITS, NEW JERSEY HIGHLANDS

PECK, William H.¹, VOLKERT, Richard A.², MANSUR, Adam T.¹ and DOVERSPIKE, Bret A.¹, (1)Department of Geology, Colgate University, 13 Oak Drive, Hamilton, NY 13346, (2)New Jersey Geol Survey, P.O. Box 427, Trenton, NJ 08625, wpeck@mail.colgate.edu, wpeck@mail.colgate.edu

2

1:20 PM

LATE OTTAWAN (CA. 1035 MA) HYDROTHERMAL SIGNATURES IN THE SOUTHEASTERN ADIRONDACK LOWLANDS: NEW GEOCHRONOLOGICAL, STABLE ISOTOPE AND FLUID INCLUSION RESULTS

SELLECK, Bruce W.¹, PECK, William H.², MCLELLAND, James M.³, BERGMAN, Megan¹, ELLIS, Alden¹ and CONTI, Chad¹, (1)Dept. Geology, Colgate University, 13 Oak Drive, Hamilton, NY 13346, (2)Department of Geology, Colgate University, 13 Oak Drive, Hamilton, NY 13346, (3)Dept. of Geology, Colgate Univ, Hamilton, NY 13346-1398, bselleck@mail.colgate.edu, bselleck@mail.colgate.edu

3

1:40 PM

IS THE CHAIN LAKES MASSIF, MAINE-QUEBEC, AN ORDOVICIAN CALDERA REMNANT?

MOENCH, Robert H., Central Mineral Resources, U.S. Geological Survey, MS 973, Denver CO 80225, 350 Ponca Place, Apt. 432, Boulder, CO 80303, Denver, CO 80225, bsmoench@indra.com, bsmoench@indra.com

4

2:00 PM

LATE STAGE MAGMATIC FLUIDS AND TEXTURAL AND CHEMICAL EVIDENCE OF EARLY MAGMATIC PROCESSES IN A BIMODAL PLUTONIC COMPLEX, COASTAL MAINE MAGMATIC PROVINCE

KOTEAS, G. Christopher and SEAMAN, Sheila J., Department of Geosciences, University of Massachusetts Amherst, 611 North Pleasant Street, 233 Morrill Science Center, Amherst, MA 01003, ckoteas@geo.umass.edu, ckoteas@geo.umass.edu

5

2:20 PM

REGIONAL METAMORPHIC HISTORY AND EXHUMATION OF THE SOUTHERN CONNECTICUT VALLEY SYNCLINORIUM, SOUTHWESTERN CONNECTICUT

MATTHEWS, Jessica A., WINTSCH, Robert P. and SIMMONS, William M., Department of Geological Sciences, Indiana University, 1001 E. 10th St, Bloomington, IN 47405, mattheja@indiana.edu, mattheja@indiana.edu

2:40 PM

Break

6

3:00 PM

EMPLACEMENT HISTORY OF THE ECSTALL PLUTON FROM STRUCTURAL KINEMATICS AND METAMORPHISM; PRINCE RUPERT AREA, BRITISH COLUMBIA

WOLF, David E., Earth and Atmospheric Sciences, Cornell University, 4154 Snee Hall, Ithaca, NY 14853-1504 and ANDRONICOS, Christopher, Earth and Atmospheric Sciences, Cornell University, Snee Hall, Ithaca, NY 14853, dew36@cornell.edu, dew36@cornell.edu

7

3:20 PM

39AR-40AR DATING OF GRANITIC AND METAMORPHIC ROCKS OF THE THETFORD-MINES OPHIOLITE: IMPLICATIONS FOR THE THERMAL AND EMPLACEMENT HISTORY OF THE SOUTHERN QUÉBEC OPHIOLITE BELT DURING THE TACONIAN OROGENY

TREMBLAY, Alain, Sciences de la Terre et de l'Atmosphère, Université du Québec à Montréal, Montreal, QC G7H 2B1, Canada and RUFFET, Gilles, Geosciences Rennes, CNRS-Universite de Rennes 1, Campus de Beaulieu, Avenue Général Leclerc, Rennes Cedex, 35042, France, tremblay.a@uqam.ca, tremblay.a@uqam.ca

8

3:40 PM

SPINIFEX TEXTURES AND SEGREGATION VESICLES IN 3.5 GA KOMATIITES, SOUTH AFRICA, AND SLAG FLOWS, LACKAWANNA

DANN, Jesse, Concord, MA 01742, jcdann2@yahoo.com, jcdann2@yahoo.com

9

4:00 PM

GEOCHEMICAL EVOLUTION OF THE BURFELL, SOUTHERN ICELAND

TURKA, Joshua¹, HARPP, Karen¹, OSWALD, Peter J.² and GEIST, Dennis J.³, (1)Department of Geology, Colgate University, 13 Oak Drive, Hamilton, NY 13346, (2)Geological Sciences, University of Idaho, Moscow, ID 83843, (3)Geological Sciences, University of Idaho, P.O. Box 443022, Moscow, ID 83844-3022, jturka@mail.colgate.edu, jturka@mail.colgate.edu