Sir Carbery Pryse
Sir Carbery Pryse, owner of the Esgair Hir estate in Ceredigion, began working the lead and silver ore found on his land himself before 1690, laying the foundations for what became known as 'the Welsh Potosi'.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Esgair Hir and Esgair Fraith Mines | Powys | 1689–1704 |