Early trial for coal, then manganese
External Links
Publications (1)
- Edited by D. J. Linton (2012); Welsh Mines & Mining - Towards a Better Understanding - New Research on Old Mines; 152 pages
Caerffynnon
aka Bronbyban
Manganese Mine
Jan 1st, 2024 from HendreCoed by Buddle-Bot
Sep 2nd, 2025 by BertyBasset
| North Wales | |
| Bryncrug | |
| 52.5998726, -4.0322828 | |
| SH 6235 0206 | |
| Private Land | |
| 120m | |
| #2,079 |
Rhyd yr Onnen - 546m- Braich y Rhiw - 809m
- Pandy - 971m
Afon Cwm Pandy - 977m- Cwm Cynfal - 1,560m
Nant y Bala Trials - 1,705m- Ffridd Cocyn - 1,891m