Matthew M. Wielicki¹, Alberto Perez-Huerta¹, Chiara Cappelli², Richard L Martens³, Mayandi Sivaguru⁴ and Bruce W Fouke⁵, (1)University of Alabama, Geological Sciences, Tuscaloosa, AL, United States, (2)University of Alabama, Geological Sciences, Tuscaloosa, United States, (3)University of Alabama, Central Analytical Facility, Tuscaloosa, United States, (4)University of Illinois at Urbana Champaign, Carl R. Woese Institute for Genomic Biology, Urbana, IL, United States, (5)University of Illinois at Urbana Champaign, Department of Geology, Champaign, IL, United States