Diversified resource and mining companies might nominally mine for a single metal, but in the process will also unearth other base and rare metals . Other metals producers, like BHP Billiton, actively mine for a variety of base and precious metals . The following list covers the top 8 diversified resource mining companies around the world. I also included the 9th largest, for comparison’s sake, because it is China’s state-owned Aluminum Corporation and could be expected to grow considerabl
