Silver for immediate delivery gained 1.5 percent at 9:33 a.m. in New York after earlier jumping 5.4 percent to $49.79 an ounce. Gold climbed for a ninth day, while oil rose 0.6 percent in New York. The Standard & Poor’s 500 Index slipped 0.1 percent while Canada’s S&P/TSX Composite Index advanced 0.1 percent after Barrick Gold Corp. agreed to buy Equinox Minerals Ltd. for C$7.3 billion ($7.68 billion) in cash. The dollar weakened versus 11 of 16 major peers and the yen fell against all 16.