Two pits
Publications (1)
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
Pretoria
Slate Quarry
Worked from 1860s
Jan 1st, 2024 from GWSI by Buddle-Bot
 | |
| North Wales | |
| Y Fron | |
| 53.0733594, -4.2180118 | |
| SH 5150 5520 | |
| Open Access | |
| 290m | |
| #1,412 | |
Fron - 314m- Braich Rhyd - 429m
- Crown - 455m
- Braich - 502m
- Brynfferam - 624m
- Moeltryfan - 696m
- Alexandra - 1,072m
- Pen yr Orsedd - 1,343m
- Pen y Bryn - 1,714m
Trial Level (Mynydd Mawr) - 1,808m- Wern Ifan - 1,854m
- Cloddfa Lon Twll Mawr - 1,986m