A Manual On The Processing And Export Of Lead ...
Overseas Market ; The cost of procuring Zinc and Copper ores from the mine is almost the same but for the fact that Zinc Ore would be at 50% and Copper Ore at 20%. Cost of 1 ton at site = N30, 000/MT. Cost of 60 tons = N1, 800,000. Cost of 2% PB =N93,600 {When price is 650 and Quantity 60 tons}