Copper futures in the U.S. fell on Tuesday over worries in the subprime mortgage lending sector and possible effects to the greater economy.

Copper futures for March delivery dropped $5.85 to $302 per pound on the Comex division of the New York Mercantile Exchange

JPMorgan analysts predicted Tuesday that several of the major Wall Street financial firms will likely face weak credit markets in the upcoming quarters, including Goldman Sachs, Morgan Stanley, Merrill Lynch and Lehman Brothers.