HELFRICH, Morgan M.1, LEZZAR, Kiram E.
2, COHEN, Andrew S.
3, BISWAS, Abir
3, RASHID, Mwasiti
4, UWESU, Mohamed
4, ATHUMANI, Yohana
4, GUERRA, William
5, HUSSON, Jon
6 and ROMANO, Anthony
7, (1)Geosciences, University of Arizona, 1040 E. 4th st, Tucson, AZ 85721, (2)Geosciences, University of Arizona, 1040 E. 4th St, Tucson, AZ 85721, (3)Department of Geosciences, University of Arizona, Tucson, AZ 85721, (4)Geology, University of Dar es Saalam, Dar es Saalam, Tanzania, (5)Geology, University of Massachusetts Amherst, (6)Geology, Harvard University, (7)Geology, Pima Community College, morganh@email.arizona.edu, morganh@email.arizona.edu