GIBBS, Eric W., Geological Sciences, Ohio University, 316 Clippinger Laboratories, Athens, OH 45701, eg306310@ohio.edu and MILAM, Keith A., Department of Geological Sciences, Ohio University, Athens, OH 45701

MONTALVO, Pedro E., Department of Geology, University of Puerto Rico, P.O. Box 9000, Mayaguez, PR 00681, pedro.montalvo1@upr.edu and CAVOSIE, Aaron J., Department of Geology, University of Puerto Rico, Po Box 9000, Mayaguez, PR 00681

HENDERSON, Tim, Geological Sciences, Ohio University, 316 Clippinger Laboratories, Athens, OH 45701, th204106@ohio.edu and MILAM, Keith A., Department of Geological Sciences, Ohio University, Athens, OH 45701

MONTALVO, Stephanie D. and CAVOSIE, Aaron J., Department of Geology, University of Puerto Rico, PO Box 9000, Mayaguez, PR 00681, stephanie.montalvo1@upr.edu

MILAM, Keith A., Department of Geological Sciences, Ohio University, Athens, OH 45701, milamk@ohio.edu, HENDERSON, Tim, Geological Sciences, Ohio University, 316 Clippinger Laboratories, Athens, OH 45701, and DEANE, Bill, Earth and Planetary Sciences, University of Tennessee, 306 Geological Sciences Building, Knoxville, TN 37996-1410

HEIDER, Erik and KING, David T. Jr, Geology Office, Auburn University, Auburn, AL 36849, eheider@auburn.edu

HUBER, Matthew S., Essc, Vrije Universiteit Brussel, Pleinlaan 2, Brussels, 1050, Belgium, matthew.huber@vub.ac.be, BELZA, Joke, Dept. of Geology, Vrije Universiteit Brussel, Pleinlaan 2, Brussels, 1050, Belgium, KOEBERL, Christian, Department of Lithospheric Research, University of Vienna, Althanstrasse 14, A-1090 Vienna, Austria, also of the Natural History Museum, Burgring 7, A-1010 Vienna, Austria, and CLAEYS, Philippe, Department of Geology, Vrije Universiteit Brussel, Pleinlaan 2, Brussels, 1050, Belgium

KING, David T. Jr, Geology & Geography, Auburn University, Geology Office - 210 Petrie Hall, Auburn, AL 36849, kingdat@auburn.edu and PETRUNY, Lucille W., Geology Office, Auburn University, Auburn, AL 36849

HERNANDEZ, Deborah J.¹, WARNER, N.H.², SCHWARTZ, Claire³, and GOLOMBEK, M.P.², (1) Geological Sciences, Cal Poly Pomona, 3801 W Temple Ave, Pomona, CA 91768, deb.orah_j@sbcglobal.net, (2) Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA 91109, (3) Mount Holyoke College, 50 College St, South Hadley, MA 01075

THOMSON, Bradley James, Center for Remote Sensing, Boston University, 725 Commonwealth Ave., Room 433, Boston, MA 02215, bjt@bu.edu and BEYER, Ross, NASA, Ames Research Center, Moffet Field, CA 94035

HARRIS, R. Scott, Southeastern Planetary Research & Petrography, 3815 Weeping Willow Lane, Loganville, GA 30052, gageologist@gmail.com and SCHULTZ, Peter H., Department of Geological Sciences, Brown University, P.O. Box 1846, Providence, RI 02912