MUSTAPHA, Fariq Shazanee, Department of Geosciences, University of Arizona, 1040 E 4th Street, Tucson, AZ 85721, CARRAPA, B., Department of Geosciences, University of Arizona, Tucson, AZ 85721, SCHOENBOM, Lindsay, Department of Geology, University of Toronto, 22 Russell Street, Toronto,Ontario, M5S 3B1, Canada and SOBEL, Ed, Institute of Earth and Environmental Science, University of Potsdam, Karl-Liebknecht-Str. 24-25, Potsdam-Golm, 14476, Germany, fsm@email.arizona.edu