1. Department of Earth and Environmental Sciences, University of Michigan, Ann Arbor, Michigan 48109
2. Geological Services Division, Guyana Geology and Mines Commission, Georgetown, Guyana
3. Department of Geology and Andean Geothermal Center of Excellence (CEGA), Faculty of Physical and Mathematical Sciences (FCFM), Universidad de Chile, Santiago 08370450, Chile
4. Millennium Nucleus for Metal Tracing Along Subduction, Universidad de Chile, Santiago 08370450, Chile
5. Astromaterials Research and Exploration Science (ARES), NASA, Johnson Space Center, Houston, Texas 77058