MineArchiveLocket's Merthyr Collieries (1894) Ltd
The company that worked Cilely Colliery after Blindell Brothers, part of the Locket's Merthyr group in the Rhondda.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Cilely Colliery | Rhondda Cynon Taf | ?–? |
Record created: 10 September 2026 · Last researched: 10 September 2026