Getty Images A woman separates cobalt from mud and rocks near a mine in the Democratic Republic of Congo The market dynamics have helped to build confidence, says Fiona Grant Leydier of eCobalt ...

View all 2007 Chevrolet Cobalt specs. The good: The bad: Starting msrp listed lowest to highest price It carries a namebadge with “SS” and “supercharger” designations, telltale signs this ...