Katie Bristol¹, Aleksey V Smirnov¹, Elisa J Piispa^2,3, Andrei Kosterov⁴, Evgeniy Kulakov⁵ and Milton Roberto Ramirez Navas⁶, (1)Michigan Technological University, Geological and Mining Engineering and Sciences, Houghton, MI, United States, (2)Yachay Tech University, School of Geological Sciences and Engineering, Imbabura, Ecuador, (3)Michigan Technological University, Geological and Mining Engineering and Sciences, Houghton, United States, (4)St. Petersburg State University, St Petersburg, Russia, (5)University of Oslo, Oslo, Norway, (6)Instituto Geográfico Militar, Quito, Ecuador