William Cookworthy

Plymouth chemist who discovered china clay on Tregonning Hill in the 1740s and made the first hard-paste porcelain in Britain in 1768.

In the archive

• Operator record · William Cookworthy (from 1746) — The individual behind the operator record.. Mines: Tregonning Hill China Clay Pits (lessee, from 1746)

Sources

1. Tregonning Hill, Wikipedia
2. Tregonning Hill (walk leaflet), Germoe Parish Council
3. Tregonning Hill Mine, Cornwall, Cornwall Calling

Record created: 18 September 2026 · Last researched: 18 September 2026