ANGEL, Kristin1, LAVIGNE, Michele
1, BROWNSMITH, Mara
1, GOODMAN, Alan
1, REID, John B.
1, COLEMAN, Drew
2 and WALKER, Douglas
3, (1)School of Natural Science, Hampshire College, Amherst, MA 01002-5001, (2)Department of Earth Sciences, Boston Univ, Boston, MA, (3)Department of Geology, Univ of Kansas, Lawrence, KS 66045, kangel@hampshire.edu, kangel@hampshire.edu