April 13 (Reuters) - Canada's main stock index was little changed on Friday as gains in mining and energy companies were offset by declines in financial stocks.
* At 9:59 a.m. ET (1359 GMT), the Toronto Stock Exchange's S&P/TSX Composite Index .GSPTSE was up 5.61 points, or 0.04 percent, to 15,274.88
* World stocks and commodities gained as investors brushed aside geopolitical tensions and concerns over tit-for-tat trade tariffs. Wall Street advanced as three U.S. big banks reported upbeat quarterly results. .N
* The materials group, added 1 percent, boosted by Teck Resources TECKb.TO and Barrick Gold's ABX.TO 2 percent gain.
* Spot gold XAU= was up 0.6 percent at $1,343.12 an ounce.
* The heavyweight energy group rose 0.8 percent, led by a more than 1 percent rise in shares of Canadian Natural Resources CNQ.TO and Encana Corp ENC.TO .
* Oil prices were on pace for their largest weekly gain since July. O/R
* Brent crude LCOc1 was up 28 cents at $72.30 per barrel.
* The TSX posted three new 52-week highs and two new lows.
* IAMGOLD Corp IMG.TO rose 4.8 percent and was the largest percentage gainer on the TSX, while Nexgen Energy NXE.TO was the largest decliner, down 2.7 percent.
* Among the most active Canadian stocks by volume were Encana Corp ECA.TO and Aurora Cannabis ACB.TO .
* Volume on the TSX index was 10.24 million shares while the total volume on Friday was 17.41 million shares.