NEW YORK, Sept. 28 (Xinhua) -- Oil prices fell on Thursday after gaining sharply in the past two weeks.

The West Texas Intermediate for November Delivery dropped 58 U.S. cents to settle at 51.56 dollars a barrel on the New York Mercantile Exchange, while Brent crude for November delivery erased 49 cents to close at 57.41 dollars a barrel on the London ICE Futures Exchange. Enditem