Slate?
Publications (1)
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
Penrhynllwyd
Slate Quarry
Jan 1st, 2024 from GWSI by Buddle-Bot
| North Wales | |
| Porthmadog | |
| 52.931708, -4.1453475 | |
| SH 5590 3930 | |
| Private Land | |
| 5m | |
| #1,463 |
Pensyflog Rocks Mine - 360m
Gallt y Calch Ironworks - 399m
Tu Hwnt y Bwlch - 468m- Moel y Gest - 500m
- Tyddyn Llwyn - 699m
- Llidiart y Spytty - 905m
- Morfa Lodge - 1,061m
- Garth - 1,369m
- Ty'n y Llan - 1,391m
- Cwm Bach - 1,450m
- Bron y Foel - 1,484m
- Ynystywyn - 1,511m
- Penmorfa - 1,646m
- Cloddfa Sion Prys - 1,767m
- Ty Cerrig - 1,853m