1. University Research Institute for Iberian Archaeology; University of Jaén; Campus ‘Las Lagunillas’ s/n. Building C6 23071 Jaén Spain
2. Department of Archaeology; Ghent University; Ghent Belgium
3. Department of Physical and Analytical Chemistry; University of Jaén; Campus ‘Las Lagunillas’ s/n, Building B-3 23071 Jaén Spain