United Kingdom: Five Largest Underground Mines in 2021
Winsford Rock Salt Mine in Cheshire, was the largest underground mine in United Kingdom, producing approximately 1.94 million metric tons per annum (mmtpa) of Run-of-Mine (ROM) in 2021. The Winsford Rock Salt Mine is owned by Compass Minerals International Inc, and is due to operate until 2048. The second largest underground …