FERRUSQUÍA-VILLAFRANCA, Ismael¹, RUIZ-GONZÁLEZ, José E.¹, TORRES-HERNÁNDEZ, José Ramón², SHERLOCK, Sarah C.³, URRUTIA-FUCUGAUCHI, Jaime⁴, and MARTÍNEZ-HERNÁNDEZ, Enrique¹, (1) Instituto de Geologia, UNIVERSIDAD NACIONAL AUTONOMA DE MEXICO, CIUDAD UNIVERSITARIA, México, 45100, Mexico, ismaelfv@unam.mx, (2) Instituto de GeologÍa, UNIVERSIDAD AUTONOMA DE SAN LUIS POTOSI, San Luis Potosí, 99300, Mexico, (3) Faculty of Science, The Open University, 13 Tavistock Street, Fenny Stratford, Milton Keynes, MK7 6AA, England, (4) Instituto de Geofísica, Universidad Nacional Autonoma de Mexico, Circuito exterior, Ciudad Universitaria Delegación Coyoacan, Distrito Federal, 04510, Mexico

DEL VECCHIO, Joanmarie¹, ARROWSMITH, J. Ramón², ALFANO, Fabrizio², DE' MICHIELI VITTURI, Mattia³, CLARKE, Amanda B.², PEARTHREE, Kristin S.⁴, and TILL, Ryan T.⁵, (1) Geology, Pomona College, 12 Merion Lane, Collegeville, PA 19426, joanmarie.delvecchio@pomona.edu, (2) School of Earth and Space Exploration, Arizona State University, P.O. Box 876004, Tempe, AZ 85287-6004, (3) Istituto Nazionale di Geofisica e Vulcanologia, Sezione de Pisa, Italy, Via della Faggiola 32, Pisa, I-56126, Italy, (4) Geology, Oberlin College, 4203 E. 6th Street, Tucson, AZ 85711, (5) Geology, The State University of New York at Buffalo, 9653 Garden Walk, Clarence Center, NY 14032

SOMMER, Koby, Environmental Science, Sitting Bull College, 805 1ST AVE E, Mobridge, SD 57601, dudesommer@msn.com and RIGGS, Nancy, Geology, School of Earth Sciences and Environmental Sustainability, Northern Arizona University, Flagstaff, AZ 86011-4099

PEARTHREE, Kristin S.¹, CLARKE, Amanda B.², ARROWSMITH, J. Ramón², ANDERSON, Kirk C.³, ALFANO, Fabrizio², DEL VECCHIO, Joanmarie⁴, DEKKO, Rob², DÉ MICHIELI VITTURI, Mattia⁵, and TILL, Ryan T.⁶, (1) Geology, Oberlin College, 4203 E. 6th Street, Tucson, AZ 85711, kristin.pearthree@gmail.com, (2) School of Earth and Space Exploration, Arizona State University, P.O. Box 876004, Tempe, AZ 85287-6004, (3) Department of Anthropology, Museum of Northern Arizona, Flagstaff, AZ 86001, (4) Geology, Pomona College, 12 Merion Lane, Collegeville, PA 19426, (5) Instituto Nazionale di Geofisica e Volcanologia, Sezione di Pisa, Pisa, NA, Italy, (6) Geology, The State University of New York at Buffalo, 9653 Garden Walk, Clarence Center, NY 14032

PEREZ, Velveth, Geology, Northern Arizona University, 8848 Gothic Ave, North Hills, CA 91343, velvethpr@gmail.com, PORTER, Ryan C., Northern Arizona University, Flagstaff, AZ, and RIGGS, Nancy R., Geology, School of Earth Sciences and Environmental Sustainability, Northern Arizona University, Flagstaff, AZ 86011-4099

NETTO, Alden, Geoloy-Geophysics, Northern Arizona University, Flagstaff, AZ 86001, arn47@nau.edu

SCHWOERER, Andrew J., St. Norbert College, De Pere, WI 54115, andrew.schwoerer@snc.edu

WILLIAMS, Scott H., Geology, Occidental College, 1600 Campus Rd. Box 2182, Los Angeles, CA 90041, swilliams@oxy.edu, LEE, Jacob W., Earth and Environmental Sciences, University of Kentucky, Lexington, KY 40506, MILLER, Calvin F., Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235, LANG, N.P., Department of Geology, Mercyhurst University, Erie, PA 16546, and FLANSBURG, Megan, Department of Geology, College of William & Mary, Williamsburg, VA 23185

BECKENS, Holland, Department of Geology, University of Vermont, Burlington, VT 05405, hollandbeckens13@yahoo.com, LANG, N.P., Department of Geology, Mercyhurst University, Erie, PA 16546, and MILLER, C.F., Department of Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235

KINNINGER, Jessica C., The University of Kansas, Lawrence, KS 66045, j356k120@ku.edu, CARTER, Jocelyn L., Colorado School of Mines, Golden, CO 80401, and ODIEN, Robert J., Pikes Peak Community College, Colorado Springs, CO 80906

TURNBULL, Marie, Earth and Ocean Sciences, University of British Columbia, Vancouver, BC V6T1z4, Canada, marieturnbull1@gmail.com, EDWARDS, Ben, Department of Earth Sciences, Dickinson College, 28 N. College Street, Carlisle, PA 17013, PORRITT, Lucy, Earth and Ocean Sciences, University of British Columbia, 6339 Stores Road, Vancouver, BC V6P1Z4, Canada, and RUSSELL, Kelly, Earth and Ocean Sciences, The University of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada

MOORE, Nicole E., College of Earth, Ocean and Atmospheric Sciences, Oregon State University, 104 CEOAS Admin, Corvallis, OR 97331, mooreni@geo.oregonstate.edu and GRUNDER, Anita L., College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, CEOAS Admin 104, Corvallis OR, OR 97331

COUSENS, Brian¹, STEVENS, Chris¹, VARVE, Susan¹, HENRY, Christopher D.², and JOHN, David A.³, (1) Department of Earth Sciences, Carleton University, 1125 Colonel By Drive, Ottawa, ON K1S 5B6, Canada, brian.cousens@carleton.ca, (2) Nevada Bureau of Mines and Geology, University of Nevada, Reno, NV 89557, (3) U.S. Geological Survey, 345 Middlefield Rd. MS-901, Menlo Park, CA 94025

FAY, Ryan P., Redwood City, CA 94062, rfaydude@gmail.com and FLECK, Robert J., U. S. Geological Survey, 345 Middlefield Road, MS 937, Menlo Park, CA 94025

CRAIG, Ellen J. and FODOR, R.V., Department of Marine, Earth, and Atmospheric Sciences, North Carolina State University, 2800 Faucette Drive, Jordan Hall, Campus Box 8208, Raleigh, NC 27695-8208, ejcraig2@ncsu.edu

STAFFENBERG, Jennifer Constance, LARSON, Peter B., WOLFF, John A., NEILL, Owen Kelly, BOROUGHS, Scott, and LEE, Geneva Kwisee, School of the Environment, Washington State University, Box 642812, Pullman, WA 99164, j.staffenberg@email.wsu.edu

JENSEN, Owen F., Department of Geology, Kent State University, Kent, OH 44240, ojensen@kent.edu, DASGUPTA, Tathagata, Geology, Kent State University, Kent, OH 44242, and HACKER, David B., Department of Geology, Kent State University, 221 McGilvrey Hall, Kent, OH 44242

JOHNSON, Alyssa, Geology, College of Charleston, Charleston, SC 29412, johnsonak@g.cofc.edu, RUWADI, David, Geology, College of Charleston, Charleston, SC 29423, CHADWICK, John, Geology and Environmental Geosciences, College of Charleston, 202 Calhoun Street, Charleston, SC 29424, and FOSTER, Nicholas, SENCR-MIC Laboratory, Fayetteville State University, Fayetteville, NC 28301

REINHARD, Andrew A. and STEWART, Michael A., Department of Geology, University of Illinois, 605 E. Springfield Avenue, Champaign, IL 61820, reinhar8@illinois.edu

LAWRENCE, Ryan, Geology, Carleton College, Northfield, MN 55057, lawrencr@carleton.edu, HAILEAB, Bereket, Geology, Carleton College, One North College Street, Northfield, MN 55057, and DENNY, Adam, Geology, Carleton College, 300 N College St, Northfield, MN 55057