Hillside quarry connected to Gorseddau Tramway - but probably not slate.*
Publications (1)
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
| North Wales | |
| Penmorfa | |
| 52.9432526, -4.1533608 | |
| SH 5540 4060 | |
| Private Land | |
| 30m | |
| #1,460 |
Penmorfa - 264m- Ty Cerrig - 502m
Llidiart y Spytty - 565m- Cwm Bach - 1,001m
Tyddyn Diwcwm Mine - 1,027m- Pensyflog Rocks Mine - 1,358m
- Penrhynllwyd - 1,392m
- Cloddfa Sion Prys - 1,439m
- Gallt y Calch Ironworks - 1,579m
- Tu Hwnt y Bwlch - 1,856m
- Bron y Foel - 1,862m
- Moel y Gest - 1,867m
- Porth Treuddyn - 1,918m
- Coed y Chwarel - 1,934m
- Bryneglwys - 1,997m