Copper fell for a second straight day on Wednesday as investors doubted whether an EU summit at the end of the week will generate a comprehensive deal to solve the eurozone's lingering debt crisis. In New York, the key March COMEX contract fell 1.95 cents to settle at $3.5560 per lb, after dealing between $3.5215 and $3.6145.
Futures volumes stood at nearly 40,000 lots in late New York business, about a third below the 30-day norm, according to preliminary Thomson Reuters data. Tin closed at $20,500. It was untraded at the close on Tuesday but bid at $20,300.