Northeastern Section - 56th Annual Meeting - 2021

Session No. 7
Sunday, 14 March 2021: 1:30 PM-4:20 PM
Talcott (Online)

T3. Impact of Sulfide Weathering on Environmental Quality and Infrastructure

GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

 

Margaret Thomas and Jonathan Gourley, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
7-1
1:35 PM
GEOSPATIAL MODELLING OF PYRRHOTITE IN BEDROCK AND RISK ACROSS CANADA
HONSBERGER, Ian, Geological Survey of Canada, 601 Booth St., Ottawa, ON K1A0E8, CANADA and MCDONALD, Daniel, Environment and Climate Change Canada, 1125 Colonel By Drive, Ottawa, ON K1A0H3, CANADA
 
1:55 PM
Withdrawn presentation
7-3
2:15 PM
UPDATE ON THE DETERIORATION OF CONCRETE BLOCKS INCORPORATING SULFIDE-BEARING AGGREGATES
FECTEAU, Pierre-Luc, DUCHESNE, Josée, RODRIGUES, Andreia and FOURNIER, Benoit, Geology and geological engineering, Université Laval, 1065ave de la Medecine, Quebec, QC G1V0A6, Canada
7-4
2:35 PM
HIGH RESOLUTION MEASUREMENTS OF PYRRHOTITE AND OTHER MINERALS IN COARSE CONCRETE AGGREGATE
MAKAR, Jon, Construction Research Centre, National Research Council Canada, 1200 Montreal Road, Ottawa, ON K1A 0R6, Canada, REID, Joel, Canadian Light Source, 44 Innovation Blvd, Saskatoon, SK S7N 2V3, Canada and RIDSDALE, Andrew, Security and Disruptive Technologies Research Centre, National Research Council Canada, 1200 Montreal Road, Ottawa, ON K1A 0R6, Canada
7-5
2:55 PM
MAGNETIC PROPERTIES OF PYRRHOTITE-BEARING CONCRETE
GEISS, Christoph1, GOURLEY, Jonathan1 and VOLK, Michael2, (1)Environmental Science Program, Trinity College, 300 Summit Street, Hartford, CT 06106, (2)Department of Earth and Planetary Sciences, Harvard University, 20 Oxford Street, Cambridge, MA 02138
7-6
3:15 PM
EVALUATION OF REACTION PROGRESS IN PYRRHOTITE-IMPACTED CONCRETE FOUNDATIONS USING A WD-XRF METHOD
CHRYSOCHOOU, Maria1, WILLE, Kay1, MAHONEY, James2 and ABDOLLANEHJAD, Zahra1, (1)Civil and Environmental Engineering, University of Connecticut, 261 Glenbrook Rd, Storrs, CT 06269, (2)Connecticut Transportation Institute, University of Connecticut, 261 Glenbrook Rd, Storrs, CT 06269
7-7
3:35 PM
EVALUATING RISK TO PYRRHOTITE AFFLICTED CONCRETE FOUNDATIONS IN NORTHERN CONNECTICUT AND SOUTHERN MASSACHUSETTS
LEMMON, Giles, GOURLEY, Jonathan, GEISS, Christoph and SULLIVAN, James, Environmental Science Program, Trinity College, 300 Summit Street, Hartford, CT 06106
7-8
3:55 PM
PYRRHOTITE IN CONCRETE: TRINITY COLLEGE UNDERGRADUATE STUDENT RESEARCH
GOURLEY, Jonathan and GEISS, Christoph, Environmental Science Program, Trinity College, 300 Summit Street, Hartford, CT 06106
 
4:15 PM
Discussion
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