K4
| Reference | K4 |
| NAME | Folkestone Rag |
| TYPE | Sandy Limestone |
| GEOLOGY | Cretaceous. Lower Greensand |
| COUNTY | Kent |
| COLOUR | Grey/green |
| TEXTURE | Medium grained rounded silica/glauconite in fine calcite matrix |
| BLOCK SIZE LXBXH (mm) | |
| SUITABILITY | General Building |
| USES (1) | |
| USES (2) | |
| USES (3) | |
| USES (4) | |
| Stone Names |