Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,849 pages of information and 247,161 images on early companies, their products and the people who designed and built them.
Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.
In 1852 Poldice Mine was amalgamated with Carharrack Mine and Wheal Maid and worked as St. Day United Mine.
Poldice was both the richest mine in Gwennap and the last to close down (in 1873). It had gradually switched from tin to prolific copper production during the last quarter of the 18th century.
Grace's Guide web site design is Copyright © 2025 by Grace's Guide Ltd. The text of this web site is available under the Creative Commons Attribution-ShareAlike License; additional terms may apply. By using this site, you agree to the Terms of Use and Privacy Policy.
MW1.43