The deep oxygen cycle in the early Earth

Catherine A McCammon1, Jack van Driel2, Ilya Kupenko3, Ryosuke Sinmyo4, Valerio Cerantola5, Vasily Potapkin6, Alexander I Chumakov5, Rudolf Rüffer5 and Leonid S Dubrovinsky1, (1)University of Bayreuth, Bayerisches Geoinstitut, Bayreuth, Germany, (2)University College London, Department of Earth Sciences, London, United Kingdom, (3)Universitaet Muenster, Institute for Mineralogy, Muenster, Germany, (4)Tokyo Institute of Technology, Tokyo, Japan, (5)ESRF European Synchrotron Radiation Facility, Grenoble, France, (6)Bayerisches Geoinstitut, Universitaet Bayreuth, Bayreuth, Germany