Pit/underground, with incline and drum.**
Publications (1)
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
 
         
    
Jan 1st, 2024 from GWSI by Buddle-Bot
| North Wales | |
| Llan Ffestiniog | |
| 52.969116, -3.8858342 | |
| SH 7345 4297 | |
| Open Access | |
| 450m | |
| #1,556 | 
Pit/underground, with incline and drum.**
 Carters - 640m
Carters - 640m Gamallt - 688m
Gamallt - 688m Sarn Helen - 719m
Sarn Helen - 719m Bryn-Glas - 895m
Bryn-Glas - 895m Foel-Gron - 930m
Foel-Gron - 930m Cwm Cynfal - 1,347m
Cwm Cynfal - 1,347m Chwarel Llew Twrog - 1,482m
Chwarel Llew Twrog - 1,482m Chwarel Llew Twrog - 1,609m
Chwarel Llew Twrog - 1,609m Cwm Teigl - 1,613m
Cwm Teigl - 1,613m Y Garnedd - 1,664m
Y Garnedd - 1,664m Llyn Gamallt - 1,683m
Llyn Gamallt - 1,683m Bron Goronwy - 1,699m
Bron Goronwy - 1,699m Pont yr afon Gam - 1,754m
Pont yr afon Gam - 1,754m Cwm Cynfal - 1,760m
Cwm Cynfal - 1,760m Nantpistyll Gwyn - 1,841m
Nantpistyll Gwyn - 1,841m Clogwyn Garw - 1,845m
Clogwyn Garw - 1,845m Croes y Ddwy Afon - 1,890m
Croes y Ddwy Afon - 1,890m