Revisiting the Middle and Upper Palaeolithic archaeology of Gruta do Caldeirão (Tomar, Portugal)
Fig 9
Non-chert débitage from layers Jb-L.
1. Cortical flake, quartz (P13-483, layer L). 2. Flake with distal-marginal micro-denticulation of the edges (use-wear?), quartzite (P12-720, layer K). 3. Levallois flake, distal fragment, quartz (P11-766, layer K). 4. Flake, quartzite (P11-790, layer K). 5. Flake, quartzite (P12-742, layer K).