Taran William Bradley, South Dakota School of Mines and Technology, Rapid City, SD, United States, Gokce K Ustunisik, American Museum of Natural History, New York, NY, United States, Edward F Duke, Retired, Rapid City, SD, United States, Kennet E Flores, Brooklyn College of the City University of New York, Department of Earth and Environmental Sciences,, Brooklyn, NY, United States, Ali Tuğcan Ünlüer, Istanbul Technical University, Faculty of Mines, Maslak, Turkey and Demet Kiran Yildirim, Istanbul Technical University, Istanbul, Turkey