Tin (5) Mines and mineral resources (4) Cassiterite (4) activité minière (3) Context (3) Antiquities, Prehistoric (3) Research (3) Mining engineering (3) Mineral industries (3) Prehistoric peoples (3) Archaeology (3) temps (durée) (2) recherche (2) archéologie (2) cartographie (cartes) (2) documentation (2) investigation (2) comparaison (2) Documentation (2) Comparison (2) Metallurgy (2) Twentieth century (2) Tools (2) Time (2) Ores (2) Optical radar (2) Landscapes (2) Iron age (2) Figures of speech (2) Documentation (2)