Carl Richter, University of Louisiana at Lafayette, Geosciences, Lafayette, LA, United States, Olawale Ariyibi, University of Louisiana at Lafayette, School of Geosciences, Lafayette, LA, United States, Yong-Xiang Li, Nanjing University, Nanjing, China, Natalia Sidorovskaia, University of Louisiana at Lafayette, Lafayette, LA, United States and Kenneth L Verosub, Univ California Davis, Davis, CA, United States