METAL MINING TECHNOLOGY IN JAPAN 2
2015-7-28 · Mines, the Matsumine Mill treats the ore to produce concentrates of copper, lead, zinc, pyrite and barite, The head grades are 1g/ton for Au, 100g/ton for Ag, 2% for Cu, 2% for Pb, 8% for Zn, 10% for Py-S and 10% for BaSO↓4↓. The amounts treated and head grades are listed in Table 1. The plant consistsMineral Commodities2013-11-21 · For this exercise, we consider the following elements: aluminum, iron, copper, nickel, zinc, uranium, lead, gold, mercury and tin (Al, Fe, Cu, Ni, Zn, U, Pb, Au, Hg, Sn). 1. Below is a table listing the common uses for these elements. Decide which description matches which and put the element name and symbol in the empty space provided.