Publications (1)
- Foster-Smith, J.R.; NMRS (1978); British Mining 10 - Mines of Montgomery & Radnorshire; ISBN 0 901450 12 X; pp.25
Llyn Du
Manganese Mine
Jan 1st, 2024 from Cambrian by Buddle-Bot
| North Wales | |
| Tremadog | |
| 52.959693, -4.138967 | |
| SH 5642 4240 | |
| Private Land | |
| 230m | |
| #535 |
Ynys y Pandy (mill) - 1,730m- Porth Treuddyn - 1,736m
- Cwm Bach - 1,737m
- Aberdeunant - 1,817m
- Fron Oleu - 1,964m
- Penmorfa - 1,981m