Mineral and Isotopic Proxies Reveal a 13 Million Year Old Complex Subsurface Microbial Ecosystem: Iron Reducers, Sulfate Reducers, Sulfide Oxidizers and Methanogens, which Buried Carbon

Max L Coleman, Jet Propulsion Laboratory, Pasadena, CA, United States and Bethany Purdin Theiling, University of Tulsa, Geosciences, Tulsa, OK, United States; NASA Goddard Space Flight Center, Greenbelt, MD, United States