MineArchiveUnited Anthracite Collieries Limited
Absorbed Wernos Colliery (via its predecessor, New Rhos Anthracite Collieries Limited) during the South Wales anthracite industry's 1920s consolidation.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Amman Anthracite Colliery | Carmarthenshire | 1925–? |
| Ammanford Colliery | Carmarthenshire | 1924–1947 |
| Great Mountain Colliery | Carmarthenshire | 1924–1926 |
| New Dynant Colliery | Carmarthenshire | 1924–1947 |
| Rhos Colliery | Carmarthenshire | 1925–1926 |
| Wernos Colliery | Carmarthenshire | 1920–? |
Record created: 2 September 2026 · Last researched: 2 September 2026