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Raw material (Excavation 2016–2018)
| SU 3 | SU 15 | SU 17 | ||||||
|---|---|---|---|---|---|---|---|---|
| Raw material | N | % | N | % | N | % | Total | % |
| Chert | 25 | 78.1 | 56 | 74.7 | 170 | 73.3 | 251 | 74.0 |
| Siliceous limestone | 3 | 9.4 | 14 | 18.7 | 46 | 19.8 | 63 | 18.6 |
| Jasper | 1 | 3.1 | 4 | 5.3 | 4 | 1.7 | 9 | 2.7 |
| Quartz sandstone | 1 | 1.3 | 3 | 1.3 | 4 | 1.2 | ||
| Indeterminate | 3 | 9.4 | 9 | 3.9 | 12 | 3.5 | ||
| Total | 32 | 100 | 75 | 100 | 232 | 100 | 339 | 100 |
