1. Department of Earth Sciences, Dartmouth College, Hanover, NH 03755, USA.
2. Department of Earth and Environmental Sciences, University of Michigan, Ann Arbor, MI 48103, USA.
3. School of Earth Sciences, The University of Western Australia, Perth, Western Australia 6009, Australia.
4. State Key Laboratory of Geological Processes and Mineral Resources, China University of Geosciences, Wuhan, Hubei 430074, China.
5. School of Earth and Environmental Sciences, University of St Andrews, St Andrews, Fife, Scotland, KY16 9AL, UK.
6. Geoheritage Research Institute, Arlington Heights, IL 60005, USA.
7. Stanford Synchrotron Radiation Lightsource, Stanford University, Menlo Park, CA 94025, USA.
8. Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA 91125, USA.
9. Earth-Life Science Institute, Tokyo Institute of Technology, Tokyo 152-8550, Japan.