Multi pit working, three now flooded.
External Links
Publications (2)
- (2003); WMS Newsletter Issue 49 Winter; 32 pages
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
Alexandra
Slate Quarry
Worked from 1860s to 1960s
Jan 1st, 2024 from GWSI by Buddle-Bot
Sep 14th, 2025 by BertyBasset
 | |
| North Wales | |
| Rhosgadfan | |
| 53.0824242, -4.2125649 | |
| SH 5190 5620 | |
| Private Land | |
| 320m | |
| #1,415 | |
Brynfferam - 460m- Moeltryfan - 499m
- Crown - 809m
- Pretoria - 1,072m
- Braich - 1,343m
- Fron - 1,380m
- Hafod y Wern - 1,418m
- Braich Rhyd - 1,475m
Tyddynbach Mine - 1,544m
Trial Level (Mynydd Mawr) - 1,632m