South Terras mine
Chimney of South Terras radium and uranium mine visible behind Tolgarrick Mill | |
| Location | |
|---|---|
| Location | St Stephen-in-Brannel |
| County | Cornwall |
| Country | United Kingdom |
| Coordinates | 50°20′07″N 4°54′16″W / 50.33515°N 4.90448°W |
| Production | |
| Products | Radium, uranium, tin, iron and ochre |
| Greatest depth | 40fms |
| History | |
| Discovered | uranium discovered c. 1885 |
| Opened | c. 1870 |
| Active |
|
| Closed | 1937 |
South Terras Mine is a disused uranium and radium mine near Grampound Road and St Stephen-in-Brannel, Cornwall. Prior to producing primarily radioactive ores, it also produced tin, iron, and ochre. In 1996, it was designated a site of special scientific interest for the variety of unusual and rare minerals.