Limestone is Devonian Magnesian Limestone.
Witch Hill Quarry
Limestone Quarry
Jan 1st, 2024 from RG by Buddle-Bot
| Durham & Northumberland Coalfields | |
| Thornley | |
| 54.751754, -1.464766 | |
| NZ 3455 3978 | |
| Private Land | |
| 153m | |
| #13,507 |
Cassop - 1,502m
Crime Rigg Quarry - 1,892m