Cutting and pit.
Publications (1)
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
Ffridd Isaf
Slate Quarry
Worked from 18C
Jan 1st, 2024 from GWSI by Buddle-Bot
| North Wales | |
| Rhyd Ddu | |
| 53.051528, -4.1301083 | |
| SH 5732 5260 | |
| Private Land | |
| 210m | |
| #1,426 |
Ffridd Isaf - 344m
Clogwyn y Gwin - 590m- Cwellyn - 815m
- Llyn y Gadair - 1,133m
- Glanrafon - 1,604m