While prices for industrial metals like copper and iron ore have been weaker, Chris LaFemina, a mining analyst at Jefferies, is upbeat on the sector. Among diversified miners, BHP (ticker: BHP), at $66, is down 20% from its peak; Rio Tinto (RIO) is off 19%, to $75; Anglo American (NGLOY) is off 13%, to $21; and Freeport-McMoRan (FCX), a global copper producer, is down 21% from its peak to $36. Copper prices, down about 10% from their spring peak, to $4.33 a pound, have held up better than iron ore, which is off 40% from its high, to $145 a ton.