Our company sells in a concentrated form of copper ore, gold ore. We also sell our levels the process min Copper 10-25% up, Gold 10gr-30gr/Ton, Silver 100gr/Ton-300gr/Ton . Before Concentrated Cu 8%-10%,Au 12/g-17/g,Ag 50/g-150/g Ton we can Supply 100/Ton week . We Surabaya ,we ...