A forest of green beads: A machine-learning based framework to determine the geological provenance of prehistoric variscite artifacts - Sánchez-Gomez,D.; Garrido-Cordero,J.Á.; Martínez-Blanes,J.M.; García,R.V.; Edo i Benaiges,M.; Sousa,A.C.; Zambrana Vega,M.D.; Borrell,F.; Barroso Bermejo,R.; Bueno Ramírez,P.; Odriozola,C.P. (Journal of Archaeological Science, 2026)