Northeastern Section - 56th Annual Meeting - 2021

Session No. 5
Sunday, 14 March 2021: 1:30 PM-5:30 PM
Monson (Online)

S2. Magma Ascent to Magma Mingling, Volatility, and Volcanism: A Session in Honor of Sheila J. Seaman

GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

 

Christopher Koteas and David Gibson, Conveners
Paper #
Start Time
 
1:30 PM
Introductory Remarks
5-1
1:35 PM
RAPID REMOBILIZATION OF INTERMEDIATE ARC MAGMA: INSIGHTS FROM TEXTURAL ANALYSIS, MINERALOGY AND GEOCHEMISTRY OF LAVA SAMPLES FROM MOMOTOMBO VOLCANO, NICARAGUA
MING, Cissy, Department of Geosciences, Penn State University, University Park, PA 16802, FEINEMAN, Maureen, 116 Hazel St, Boalsburg, PA 16827-1429 and LAFEMINA, Peter, Department of Geosciences, Pennsylvania State University, State College, PA 16801
5-2
1:55 PM
THE DYNAMIC HISTORY OF A 201.5 MA, UPPER-CRUSTAL, BASALTIC MAGMA SYSTEM IN THE WESTERN NEWARK BASIN (PALISADES-ORANGE MTN CORRELATIVE), PENNSYLVANIA, USA
SROGI, LeeAnn1, SOLDATI, Arianna2, LUTZ, Timothy3, WATSON, Nikolas3 and POLLOCK, Meagen4, (1)Dept of Earth & Space Sciences, West Chester University, 720 S Church St, West Chester, PA 19383, (2)Department of Marine, Earth, and Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695, (3)Dept of Earth & Space Sciences, West Chester University, 720 S. Church St., West Chester, PA 19383, (4)Department of Geology, The College of Wooster, 944 College Mall, Scovel Hall, Wooster, OH 44691
5-3
2:15 PM
THE ORIGIN OF GARNET OF THE STRONGLY PERALUMINOUS GARNET TONALITES OF THE FLAGSTAFF LAKE IGNEOUS COMPLEX, MAINE
CAMPBELL, Stephen and DORAIS, Michael, Brigham Young University, Dept Geological Sciences, S389 ESC, Provo, UT 84602-4703
5-4
2:35 PM
CONTRASTING MAGMA TYPES, PROCESSES AND TIMING OF THE LEXINGTON PLUTON(S), NORTHWESTERN MAINE
GIBSON, David1, SEAMAN, Sheila J.2 and WILLIAMSON, Kathleen2, (1)Division of Natural Sciences - Geology, University of Maine at Farmington, Preble Hall, 173 High Street, Farmington, ME 04938, (2)Department of Geosciences, University of Massachusetts Amherst, 611 N Pleasant St, Amherst, MA 01003
5-5
2:55 PM
PERITECTIC, XENOCRYSTIC/RESTITIC, AND PHENOCRYSTIC GARNET ACCUMULATION AND THE ORIGIN OF STRONGLY PERALUMIOUS GRANITIC ROCKS: THE FLAGSTAFF LAKE IGNEOUS COMPLEX, MAINE
DORAIS, Michael, Brigham Young University Dept Geological Sciences, S389B ESC, Provo, UT 84602-4703 and CAMPBELL, Stephen, Brigham Young University, Dept Geological Sciences, S389 ESC, Provo, UT 84602-4703
 
3:15 PM
Break
5-6
3:30 PM
FORMATION OF GARNET IN THE HONEY BROOK ANORTHOSITE - METAMORPHIC OR MAGMATIC?
HELMS, Caitlin, BOSBYSHELL, Howell, SROGI, LeeAnn and HIGGINS, Ian, Department of Earth & Space Sciences, West Chester University, 720 S Church St, West Chester, PA 19383
5-7
3:50 PM
MAGMATISM ALONG THE NORUMBEGA FAULT SYSTEM CORRIDOR IN MAINE: A REVIEW IN HONOR OF SHEILA SEAMAN
WEST Jr., David, Department of Geology, Middlebury College, Middlebury, VT 05753 and PETERMAN, Emily, Department of Earth and Oceanographic Science, Bowdoin College, Brunswick, ME 04011
5-8
4:10 PM
NISYROS, DODECANESE, GREECE: A SMALL, EXPLOSIVE ARC VOLCANO
VAREKAMP, Johan, Earth & Environmental Sciences, Wesleyan University, Middletown, CT 06459
5-9
4:30 PM
LACK OF VOLCANIC LINEAMENTS AND ANISOTROPY IN VOLCANISM RELATED TO RIFTING IN EL HIERRO, CANARY ISLANDS - SPAIN
GODINEZ, Jonathan1, NAVARRO ULATE, Jason1, VINDAS UMA√ĎA, Andrea1, VAN HAZINGA, Cornelia2, MANA, Sara2 and RUIZ, Paulo1, (1)Red Sismol√≥gica Nacional, University of Costa Rica, San Jose, Costa Rica, (2)Department of Geological Sciences, Salem State University, 352 Lafayette St., Salem, MA 01970
4:40 PM
MORPHOLOGY, ORIENTATION, AND DISTRIBUTION OF EXPLOSIVE CRATERS IN THE NYAMBENI HILLS VOLCANIC FIELD
THOMPSON, Sharissa1, VAN HAZINGA, Cornelia1, MUIRHEAD, James2 and MANA, Sara1, (1)Department of Geological Sciences, Salem State University, 352 Lafayette Street, Salem, MA 01970, (2)University of Auckland, Auckland, New Zealand
4:50 PM
THE PINEWOOD ADAMELLITE: A RECORD OF ALLEGHANIAN TECTONICS IN THE ACADIAN METAMORPHIC HIGH OF WESTERN CONNECTICUT
KENNEDY, Rebekah, Department of Geosciences, University of Connecticut, Storrs, Mansfield, CT 06269; Department of Earth and Environmental Sciences, Wesleyan University, 265 Church St. Rm437, Wesleyan University, Middletown, CT 06459 and WINTSCH, Robert P., Earth and Environmental Sciences, Wesleyan University, 265 Church St, Middletown, CT 06459
 
5:00 PM
Discussion
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