Global lead mine production dropped by nearly one percent during the first nine months of this year mainly due to lower output in Australia, Kazakhstan, Peru, South Africa and the United States that m
2018 December 26
Global Copper mine production is estimated to have increased by about 2.8% in the first nine month of 2018, with concentrate production rising by 2.7% and solvent extraction-electro winning (SX-EW) by
2018 December 24