1. Department of Chemical Engineering and Metallurgy and Department of Geochemistry, Petrology and Geophysical Prospecting, University of Barcelona (UB), Martí i Franquès s/n, 08028 Barcelona, Spain, and Laboratory of Materials, School of Building Construction of Barcelona (EPSEB), Technical University of Catalonia (UPC), Avda. Dr. Marañón, 44-50, 08028 Barcelona, Spain