The Biggest Mines in History

Year Name Location Size Explanation
2600 BC - 2100 BC MineGrimes Graves Norfolk, Great Britain 400 pits 13 m deep the best preserved and largest Neolithic flint mine
600 BC - 50 BC MineSalzbergwerk Hallstatt Oberösterreich, Austria 4.5 km long, 280 m deep The most important celtic salt mine. Brine springs were used since 4.000 BC.
100 BC MineLas Médulas Las Médulas, Spain 22 km² open cast Largest gold mine in the Roman Empire.
968 AD - 1980 MineRammelsberg, Germany Harz, Germany 10 km² the most important silver mine during the middle ages
1200s - 1992 MineStora Kopparberget Falun, Dalarna Province, Sweden open cast 95 m deep, 400 m long and 350 m wide in the 1600s, the mine supplied two thirds of European copper, in total 30 million tons of ore
1426-1550 MineSchwazer Silberbergwerk Tirol, Austria 250 tunnels with more than 500 km length in total during the 15th and 16th century the biggest silver mine of the world, until American mines produced cheaper silver.
1871-1914 MineKimberley Mine - Big Hole South Africa 215 m deep hole the world’s largest diamond mine, owned and operated by De Beers produced some 15 million diamonds
1866-1884 Malakoff Diggins California, USA 2.133 m long, 914 m wide, 182 m deep during the gold rush in California the biggest hydraulic mine in the world
1910-1950 MineHull Rust Mine Minnesota, USA 8 km long, 3.2 km wide, 180 m deep produced one-fourth of all iron ore mined in the United States between 1910 and 1950