Small open workings.*
Publications (1)
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
Brynmawr
Slate Quarry
Worked from 1860s to 1880s
Jan 1st, 2024 from GWSI by Buddle-Bot
| North Wales | |
| Cefn Du | |
| 53.1128506, -4.1600139 | |
| SH 5552 5948 | |
| Open Access | |
| 400m | |
| #1,245 |
Donnen Las - 298m- Chwarel Fawr - 613m
- Moel Eilio - 840m
- Bwlch y Groes - 896m
- Cefn Ddu - 923m
- Twll Goch - 967m
- Caerbanciau - 1,028m
- Cook & Ddol - 1,176m
- Cambrian - 1,354m
- Glynrhonwy Upper - 1,359m
- Glynrhonwy Lower - 1,601m
- Treflan - 1,942m