Gwenallt
Coal Mine
Worked from 1900 to 1947
Jan 1st, 2024 from NMRS by Buddle-Bot
| South Wales | |
| Pontypool | |
| 51.708821, -3.067305 | |
| SO 2635 0166 | |
| Private Land | |
| 180m | |
| #2,581 |
Viaduct Level - 245m
Eastern Valley Black Vein - 300m- Cwmffrwdoer Colliery - 523m
- Greenland Colliery - 781m
- Elled Level - 850m
- Plascoed Colliery - 858m
- Pentwyn Colliery Slope - 1,141m
- Pentwyn Colliery Level - 1,167m
Wainfelin Iron - 1,206m- Graig Ddu Level - 1,228m
- Llanerch - 1,318m
- Mynydd Maen - 1,466m
- Wern Hill - 1,495m
- Golynos Colliery Slope - 1,559m
- Cwmnantddu Colliery - 1,581m
- Glyntillery (old) - 1,634m
- Glynnantddu Colliery - 1,765m
- Glyn Pits - 1,865m
- Blaenserchan - 1,952m
- Abiathur Jones' Pit - 1,981m