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| Name: Coarseware 4 | Code: C4 |
| Distinguishing features: Shale inclusions |
| Colour: Pinkish buff-orange brown-grey 2.5YR 6/8-10YR 5/2 | Texture: Rough and powdery | Strength: Medium |
| Hardness: Medium | Resistance: Medium | Fracture: Rough |
| Manufacture: Wheel | Firing temperature: Medium | Firing atmosphere: Mixed |
| Surface treatment: none |
| Clay matrix: Medium elutriated |
| Inclusions: |
| Type | Size mm. | Colour | Mineral % | Shape | Sorting | Note |
| Grit | <2 | Dark red-brown | ?Shale 20% | Sub-angular | Poor | |
| Crystals | <0.5 | Transparent | Quartz 2% | Angular | Poor | |
| Particles | <1 | White | Lime 1% | Sub-round | Poor | |
| Grit | <2 | Dark red-black | - 2% | Sub-round | Poor |
| Notes: |