Publications (1)
- https://www.brocross.com/industrial%20history/welsh%20limekilns/torfaen/graig%20quarry.htm
| South Wales | |
| Cwmavon | |
| 51.7598114, -3.0563371 | |
| SO 2719 0732 | |
| Private Land | |
| #28,477 |
Varteg Slope - 1,353m
Cwm Glo - 1,419m
Top Pits - 1,991m