Keywords: exploration network; technology; mining; minerals; computer modelling; maps
Keywords: exploration network; technology; mining; minerals; computer modelling; maps
Keywords: open pit working; maximum operational stripping ratio; open pit deepening; mining step
Keywords: iron ore concentrate; reverse cationic flotation; magnetic separation; mass fraction; granulometric composition
Keywords: technology; research; working; mining; ore; scheme
Keywords: coal seam; dangerous properties; coalification; labour protection