1. Department of Geology, University of Salamanca, Plaza de la Merced s/n, 37008 Salamanca, Spain
2. Centro de Investigación en Tecnoloxías, Enerxía e Procesos Industriais—CINTECX, Universidade de Vigo, 36310 Vigo, Spain
3. Center for Research in Naval and Industrial Technologies, University of A Coruña, 15403 Ferrol, Spain
4. Department of Biology, Ecology and Earth Sciences, University of Calabria, Via P. Bucci, 15B, 87036 Arcavacata di Rende, Italy
5. University Museum System—SiMU, Section of Mineralogy and Petrography, University of Calabria, 87036 Arcavacata di Rende, Italy