| Reference | H8 |
| NAME | Bolton Woods Grey |
| TYPE | Sandstone |
| GEOLOGY | Upper Carboniferous. Coal Measures |
| COUNTY | West Yorkshire |
| COLOUR | Grey/buff |
| TEXTURE | Fine to medium grained |
| BLOCK SIZE LXBXH (mm) | |
| SUITABILITY | Ashlar, cladding, memorials and roofing |
| USES (1) | Buckingham Palace |
| USES (2) | Windsor Castle |
| USES (3) | Horsham War Memorial, Sussex |
| USES (4) | York Minster |
| Stone Names |