MineArchiveHedworth Barium Company Limited
Returned in the 1914 List of Mines as the owner of the Cow Green mine at Harwood Fell in Upper Teesdale, then working barytes and lead ore with eighteen men underground. The company's name states its business: barium minerals for the chemical trade.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Cow Green Mine | County Durham | 1914–? |
| Gasswater Mine | East Ayrshire | 1917–1921 |
| Hartside Mine | Cumbria | 1920–1930 |
Record created: 5 September 2026 · Last researched: 5 September 2026