The United States continues to have the top GDP, accounting for nearly one-quarter of the world economy. China also continued to grow its share of global GDP, going from 15.9% to 16.3%.
The early stage study outlines a mine life of 10.7 years producing a total of 600.2 million lb. of payable zinc, 230.1 million lb. payable lead, 78.3 million lb. payable copper, 8.1 million oz. payable silver and 38,324 oz. gold at all-in sustaining costs of $0.38 per lb. zinc.