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Canada’s main stock index started the week lower as it absorbed weakness in the key industrials and materials sectors driven by SNC-Lavalin woes and lower gold prices.

The S&P/TSX composite index closed down 64.48 points at 15,568.85.

In New York, the Dow Jones industrial average was down 53.22 points at 25,053.11. The S&P 500 index was up 1.92 points at 2,709.80, while the Nasdaq composite was up 9.71 points at 7,307.90.

The Canadian dollar traded at an average of US75.22¢ compared with an average of US75.36¢ on Friday.

The March crude contract was down US31¢ at US$52.41 per barrel and the March natural gas contract was up US5.9¢ at US$2.64 per mmBTU.

The April gold contract was down US$6.60 at US$1,311.90 an ounce and the March copper contract was down 2.05 cents at US$2.79 a pound.