1875-1890 Weardale Iron & Coal Co. Ltd 1895 Weardale Iron Co. Ltd 1901-1935 Weardale Steel, Coal
West Thornley
Coal Mine
Worked from 1875 to 1965
Jan 1st, 2024 from NMRS by Buddle-Bot
| Durham & Northumberland Coalfields | |
| Sunniside | |
| 54.742735, -1.791914 | |
| NZ 1349 3866 | |
| Private Land | |
| 288m | |
| #26,104 |
Gibsons Drift - 197m- Edward Pit - 693m
- Hedley Hope - 694m
- Thornley Pit - 1,029m
- Helm Park Pit - 1,175m
- Sunniside (a) - 1,411m
- Lady Jane Pit - 1,429m
- Royal George Pit - 1,597m
- Sowerby's Travelling Drift - 1,683m
- Rippons Drift - 1,685m
- Black Prince - 1,839m