03:48 PM EST - IAMGOLD Corporation : announced the following for the first quarter of 2011: Gold production of 290,000 attributable ounces at a cash cost of between $570 and $580 per ounce; and -- niobium production of 1.1 million kilograms at a margin within the guidance range of $15 to $17 per kilogram. IAMGOLD Corporation
shares T.IMG are trading up $0.49 at $19.63.
