See also: Falmouth and Sperries. From 1829 to 1831, Wheal Sperries yielded a total of 3,146 tons of copper ore with an average grade of 5%.
1829-1831 ..1856..
Publications (2)
- Cantrill T.C., Sherlock R.L. & Dewey H. (1919); BGS - Mineral Resources of GB (c1920s) Vol IX - Iron Ores - Durham, East Cumb., North Wales, Derbyshire, IOM, Bristol, Somerset, Devon & Cornwall; 96 pages
- Collins, J.H. (1912); Observations of the West of England Mining Region; 753 pages











