Graig Coal and Brickworks Company
Bought Fforchneol Colliery at Cwmaman in 1889, calling it the Crown Colliery, and worked it until it closed in 1891.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Fforchneol Colliery | Rhondda Cynon Taf | 1889–1891 |
Record created: 11 October 2026 · Last researched: 11 October 2026