| Reference | C10 |
| NAME | Portland Roach |
| TYPE | Limestone |
| GEOLOGY | Jurassic. Portland Group |
| COUNTY | Dorset |
| COLOUR | White/grey |
| TEXTURE | Open textured oolite with abundant shells and cavities |
| BLOCK SIZE LXBXH (mm) | 3000x1800mm |
| SUITABILITY | Decorative panels and flooring. Engineering and sea walls |
| USES (1) | The Economist Building, London |
| USES (2) | |
| USES (3) | |
| USES (4) | |
| Stone Names |
Portland Limestone – Stone Library (shu.ac.uk)
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