1. Chemical and Environmental Engineering Department and Nanoscience Institute of Aragón (INA)
2. Universidad de Zaragoza
3. 50018 Zaragoza
4. Spain
5. Department of Earth Sciences
6. Departamento de Didáctica de las Ciencias Experimentales
7. 50009 Zaragoza
8. X-Ray Diffraction and Fluorescence Analysis Service
9. Department of Chemical Engineering and Materials Science
10. University of Minnesota
11. Minneapolis
12. USA