Accessed via a siding off the West Somerset Mineral Railway (WSMR) and situated opposite Carnarvon Old Pit, commenced operations in 1866. Initially, it yielded significant quantities of high-quality ore. However, despite its promising start, the mine ceased operations in 1882. Today, the ruins of its buildings have been designated as an ancient monument. Both Carnarvon and Raleigh’s Cross mines faced significant water-related challenges, prompting the installation of intricate drainage and flood prevention systems to manage the complex interlocking drainage issues.