Feb 16 (Reuters) - Canada's main stock index was little changed on Friday as a boost from the heavyweight energy sector was offset by a decline in gold and natural resource companies, as well as cannabis producers.
* At 10:08 a.m. EST (1508 GMT), the Toronto Stock Exchange's S&P/TSX composite index .GSPTSE was off 1.3 points, or 0.01 percent, at 15,406.36.
* The energy group .SPTTEN climbed 0.5 percent, boosted for the second day by TransCanada Corp TRP.TO , which advanced 1.3 percent to C$57.06 after it said on Thursday it would go ahead with the expansion of its NGTL natural gas system. Suncor Energy SU.TO also helped support the market, gaining 0.7 percent to C$42.72, while Enbridge Inc ENB.TO added 0.2 percent to C$43.33 after its quarterly profit beat forecasts. A drop in gold producers .SPTTGD weighed on the market Gold futures GCc1 were unchanged at $1,352.2 an ounce. Agnico Eagle Mines AEM.TO was among the biggest drags on the index, down 3.5 percent at C$54.35, while First Quantum Minerals FM.TO declined 2.8 percent to C$20.80. GOL/
* Shares of cannabis companies also came under pressure the day after Canadian government officials said the planned July start date for legalized recreational marijuana was set to be delayed further. Canopy Growth WEED.TO declined 3.5 percent to C$27, while Aphria Inc APH.TO declined 5.1 percent to C$14.12. Aurora Cannabis ACB.TO was among the most actively traded companies on the index, down 6.4 percent to $10.16.
* Among the day's corporate earnings, Air Canada AC.TO rose 3.7 percent to C$25.22 after it reported better-than-expected profit as efforts to improve the company's operating margins paid off. The TSX posted three new 52-week highs and two new lows. Across all Canadian issues there were six new 52-week highs and seven new lows. Volume on the TSX index was 28.06 million shares.