TORONTO, March 12 (Reuters) - The Toronto Stock Exchange's main index edged lower early on Wednesday as sinking materials issues offset rising banks and telecoms, reversing a sharp rise in the previous session.
The S&P/TSX composite index .GSPTSE was down 22.95 points, or 0.2 percent, at 13,321.60, with six of its 10 main sectors in negative territory.
The materials sector slipped 0.6 percent and the gold mining subsector was off 1.1 percent. Barrick Gold (ABX.TO) slid 53 Canadian cents to C$49.66, while Potash Corp (POT.TO) of Saskatchewan (POT.TO) slipped C$2.41 to C$152.59.
On the upside, financials rose 0.3 percent and telecoms added 0.4 percent, with Royal Bank of Canada (RY.TO) leading all listings, up 27 Canadian cents at C$47.33.