Mark Coolbaugh is Chief Geoscientist of Renaissance Gold and has worked for RenGold and its predecessor, AuEx, since 2006. Mark has over 40 years of exploration and research experience that includes hard rock metals exploration and mining, geothermal exploration and research, and lithium exploration in the western US, Asia, Europe, and South and Central America. He holds a doctorate from the University of Nevada, Reno, a Master’s from the University of Arizona, and a Bachelor’s from the Colorado School of Mines..