Slab.
Publications (1)
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
Porthllwyd
Slate Quarry
Jan 1st, 2024 from GWSI by Buddle-Bot
| North Wales | |
| Dolgarrog | |
| 53.187557, -3.8467701 | |
| SH 7670 6720 | |
| Private Land | |
| 110m | |
| #1,373 |
Ardda - 1,457m
Afon Dulyn - 1,527m
Rowlyn - 1,698m- Afon Dulyn - 1,733m
- Penlan - 1,745m
- Cae Coch - 1,897m