TSX falls as banks, natural resource companies weigh

TORONTO (Reuters) - Canada's main stock index fell on Tuesday, dragged lower by some mining and energy companies despite the advance of gold and global oil prices. At 11:04 a.m EDT (1504 GMT), the Toronto Stock Exchange's S&P/TSX composite index fell 59.53 points, or 0.4 percent, to 14,717.49, reflecting the decline of U.S. stocks on Wall Street.[.N] Eight of the TSX's main 10 groups were in negative territory. Among the biggest drivers of the fall were a major gold miner, some of the countr