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The tool kit on chert: number of flakes, fragments of flakes, retouched nodules and heavy-duty tools per archaeological layer.
| Layer | J | I2 | I1 | H | G | F |
|---|---|---|---|---|---|---|
| Unretouched flake | 5 (4 retouched) | 40 (18 retouched) | 98 (9 retouched) | 21 (7 retouched) | 78 (33 retouched) | 177 (29 retouched) |
| Broken flakes-debris | 9 (3 retouched) | 95 (10 retouched) | 19 (6 retouched) | 78 (23 retouched) | 66 (7 retouched) | |
| Retouched nodules | 4 | 21 | 1 | 50 | 12 | |
| Cores | 1 | 6 | 10 | 25 | 10 | |
| Bifacial tools | 1 | 1 | ||||
| Bifaces | 1 |
