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AbstractIn the last twenty years, obsidian artefacts have been found in important and often extensive karst cavities in Southern Italy: three located in Calabria (Grotta della Monaca, and Grotta del Tesauro, in Sant'Agata di Esaro, Cosenza; Grotta Pietra Sant'Angelo in San Lorenzo Bellizzi, Cosenza), one in Puglia (Grotta di Santa Barbara in Polignano a Mare, Bari) and another in Campania (Grotta di Polla, Salerno). All these sites, that have returned a total of 151 obsidian tools, weredoi:10.1515/opar-2020-0110 fatcat:erccbn4sdjcqnhhcjydk6xscm4