MineArchiveEnglish Copper Company
A joint-stock smelting company chartered in 1691; took over the Cwmavon works in 1841 and expanded it into one of the largest copper works in Britain before financial difficulty brought Bank of England intervention in 1848 and eventual liquidation in 1876.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Cwmavon Copper Works | Neath Port Talbot | 1841–1876 |
Record created: 26 August 2026 · Last researched: 26 August 2026