ARMENTROUT, John, Earth Sciences, University of Oregon -- Research Associate, 20060 SE Highway 224, Damascus, OR 97089, BLACKWELL, David L.S., Earth Sciences, University of Oregon, Eugene, OR 97403, THOMPSON, Laird B., Utah State University, 77 Garibaldi Street, Lake Oswego, OR 97035, DARIN, Michael, Nevada Bureau of Mines and Geology, University of Nevada, Reno, Univeristy of Nevada Reno 178, Reno, NV 89557, MCDOUGALL, Kristin, U.S. Geological Survey, GMEG Science Center, 2255 N. Gemini Drive, Flagstaff, AZ 86001, WELDON, Ray, Department of Geological Sciences, University of Oregon, Eugene, OR 97403 and BOGUE, Scott, Occidental College, 1600 Campus Road, Los Angeles, CA 90041