Copper pushed back into positive territory late on Tuesday, tracking a recovery in the euro versus the dollar, after Italy's president said embattled Prime Minister Silvio Berlusconi will resign after the approval of new budget. In New York, the key December COMEX contract shed 0.25 cent to settle at $3.5330 per lb, near the bottom of its $3.5055 to $3.59 session range. It pushed above $3.54 in after hours trade.
Futures volumes stood over 52,700 lots in late New York trade, more than 15 percent below the 30-day norm, according to preliminary Thomson Reuters data.