After 1869. Including Wheal Union. Situated west of Falmouth Road and south of the Great Western railway. It neighbors Wheal Uny to the south, with close proximity but no direct connection to East Carn Brea Mine. The mine exploited seven roughly east-northeast-trending lodes. Between 1859 and its closure, it yielded 22,080 tons of copper ore averaging 6.5% copper content, along with 38 tons of black tin. The provided coordinates correspond to Engine Shaft.