terrikon - dump, artificial embankment from waste rocks. mining, waste heaps of mines and mining plants

artificial background bank batch beautiful belt bing boney building cloudy coal construction conveyor crops culm design dump embankment empty environmental equipment general gob gravel heap heaps industrial industry landscape leach mine minerals mines mining nature overburden pattern pile plants pyramid refuse residue rock rocks sand sky slag slimes sorting stacker system tailing terracone terrikon texture waste winter work