copper mine and smelting complex of zijin bor copper in bor, serbia on july 13, 2019, one of the largest copper mines in europe

alloy and barren black bor chimney china city cliff copper deposits eastern ecology energy environment environmental fabric factory furnace gold house industrial industry ironworks landscape melting metal metallurgy mine minerals mining monochrome nature nonferrous plant pollution power production rare refinery rock serbia serbian smelter smeltery smelting smoke soil stack steam white zijin