| Raw material | Test Pit 1 | Test Pit 2 | Total number | ||
|---|---|---|---|---|---|
| Number of pieces | Frequency in assemblage | Number of pieces | Frequency in assemblage | ||
| Burnt limestone | 4 | 0.07% | 2 | 0.03% | 6 |
| Chemically precipitated limestone | - | - | 1 | 0.01% | 1 |
| Crystalline limestone | 4 | 0.07% | - | - | 4 |
| Diabase | 4 | 0.07% | 3 | 0.04% | 7 |
| Feldspathic sandstone | 329 | 5.7% | 58 | 0.7% | 387 |
| Limestone | 22 | 0.4% | 106 | 1.3% | 128 |
| Marl | 1 | 0.02% | 9 | 0.1% | 9 |
| Micaceous sandstone | 6 | 0.1% | 6 | 0.08% | 12 |
| Oolitic dolomite | 5373 | 93.5% | 7759 | 97.4% | 13132 |
| Quartz | 3 | 0.05% | 2 | 0.03% | 5 |
| Quartzite | 1 | 0.02% | - | - | 1 |
| Sandstone | 1 | 0.02% | 18 | 0.2% | 19 |
| Siltstone | 1 | 0.02% | - | - | 1 |
| Violet sandstone | - | - | 6 | 0.08% | 6 |
| Total | 5749 | - | 7970 | - | 13719 |