MineArchiveVivian and Sons
The Swansea copper dynasty, whose works at Hafod made the town the greatest copper-smelting centre in the world. Smelting on that scale ran on coal, and the family sank and bought collieries — Mynydd Newydd among them, sunk in 1843 and bought outright in 1866 — to feed it.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Morfa Colliery | Neath Port Talbot | 1847–1913 |
| Mynydd Newydd Colliery | Swansea | 1843–1900 |
Record created: 24 August 2026 · Last researched: 24 August 2026