1. ISTerre, Universite Grenoble Alpes, CNRS, CS 40700, 38058 Grenoble, France
2. European Synchrotron Radiation Facility (ESRF), 71 Rue des Martyrs, 38000 Grenoble, France
3. Polymer Petroleum and Coal Chemistry Group (MSTD), CSIR-North East Institute of Science and Technology, Jorhat, Assam 785006, India
4. CanmetMINING, Natural Resources Canada, 555 Booth Street, Ottawa, Ontario K1A 0G1, Canada
5. Department of Geology, Southern Illinois University Carbondale, Carbondale, Illinois 62901, United States
6. Environmental Resources & Policy Program, Southern Illinois University Carbondale, Carbondale, Illinois 62901, United States