1. Department of Earth and Atmospheric Sciences, University of Northern Colorado, Greeley, Colorado 80639, USA
2. Department of Geological Sciences, University of Colorado Boulder, Boulder, Colorado 80309, USA
3. Department of Physics, University of Colorado Boulder, Boulder, Colorado 80309, USA
4. Department of Geology, The University of Kansas, Lawrence, Kansas 66045, USA
5. Bruker Nano Analytics, Denver, Colorado 80212, USA
6. Department of Earth Sciences, ETH Zürich, Zürich 8092, Switzerland