MineArchivePowell Duffryn
The dominant South Wales coal company of the late 19th and early 20th centuries, which took over Gethin and turned it from a works colliery raising coking coal to a steam-coal pit.
| Also recorded as | Powell Duffryn Associated Collieries Ltd (The form the Durham Mining Museum lists as the last owner of Ynysfeio Colliery.) |
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Mines operated
| Mine | Region | Years |
|---|---|---|
| Blaenclydach Colliery | Rhondda Cynon Taf | 1930–? |
| Bwllfa Dare Colliery | Rhondda Cynon Taf | 1935–1977 |
| Cwm Colliery | Rhondda Cynon Taf | 1928–1947 |
| Cwm Cynon Colliery | Rhondda Cynon Taf | 1935–1947 |
| Duffryn Rhondda Colliery | Neath Port Talbot | 1935–1947 |
| Ferndale Collieries | Rhondda Cynon Taf | 1935–1947 |
| Gethin Colliery | Merthyr Tydfil | 1880–1947 |
| Lady Lewis Colliery | Rhondda Cynon Taf | ?–? |
| Llanharan Colliery | Rhondda Cynon Taf | ?–1947 |
| Llwynhelig Colliery | Rhondda Cynon Taf | 1938–? |
| Maritime Colliery | Rhondda Cynon Taf | 1930–1947 |
| Penallta Colliery | Caerphilly | 1905–1947 |
| Tylorstown Colliery | Rhondda Cynon Taf | 1935–1947 |
| Ynysfeio Colliery | Rhondda Cynon Taf | 1927–1945 |
Record created: 24 August 2026 · Last researched: 24 August 2026