A very pure quartz sand, prized for glassmaking, foundry moulds and as a reference standard for testing building materials; commercially worked in Britain chiefly around Leighton Buzzard, Bedfordshire.
Silica Sand
Mines
| Mine | Region | Worked |
|---|---|---|
| Leighton Buzzard Sand Quarries | Bedfordshire | Worked on a small scale for centuries; industrial-scale extraction from the 19th century–Sand traffic moved to road transport by the late 1960s-1981 |