Caerffynnon
| Location | SH62310208 ? |
|---|---|
| Parish | Tywyn |
| Owners | Hayden Jones |
| Recorded output | |
| Transport | |
| Remains |
Trial, apparently the site of earlier trials for coal [Bick 1991: 66].
Both this trial and the one at Bryneglwys appear (from their spoil) to target horizons close to the Nod Glas / Broad Vein contact [James 2003].
| Front page | Index of mines | Area maps: Arenig, Harlech |