...proposed rules requiring companies to track whether minerals came from combat-torn parts of Africa... required by the Dodd-Frank financial reform law... The specific minerals that must be tracked are tin, tantalum, gold and tungsten, which are used in a variety of products, such as jewelry and cell phones... the two primary authors of the conflict mineral provision, Sen. Dick Durbin (D-Ill.) and Rep. Jim McDermott (D-Wash)
Eventually, Uncle Sam will come begging when he runs out of rare earths, the US has the lowest stock in the world, and nothing can replace 'em.