Cliff working?
Publications (1)
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
Ogof Fawr
Slate Quarry
Jan 1st, 2024 from GWSI by Buddle-Bot
| North Wales | |
| Llaneilian | |
| 53.40397, -4.2773643 | |
| SH 4870 9210 | |
| Private Land | |
| 10m | |
| #1,238 |
Ogof Fawr - 16m
Tyllau Duon - 556m
Rhosmynach Mine - 823m- Llaneilian - 1,251m
- Porth yr Aber - 1,614m