(Reuters) - Canada's main stock index fell on Tuesday after a long weekend, dragged by materials sector that shed 2.2% on weaker bullion and copper prices.
* The materials sector (GSPTTMT), which includes precious and base metals miners and fertilizer companies, lost 2.2% as gold futures
* At 9:47 a.m. ET (13:47 GMT), the Toronto Stock Exchange's S&P/TSX composite index (GSPTSE) was down 60.73 points, or 0.37%, at 16,502.08.
* Miners Seabridge Gold Inc (TO:SEA), which fell 6.1%, and Dundee Precious Metals Inc (TO:DPM), down 5.2%, were the biggest TSX decliners.
* The energy sector (SPTTEN) dropped 0.2% despite U.S. crude (CLc1) prices rising 1.7% a barrel, while Brent crude (LCOc1) added 1.3%. [O/R]
* On the TSX, 89 issues were higher, while 132 issues declined in a 1.48-to-1 ratio to the downside, with 24.79 million shares traded.
* The largest percentage gainers on the TSX were pot producer Aphria Inc (TO:APHA), which jumped 6.4%, and BlackBerry Ltd (TO:BB), which rose 5.5%.
* The most heavily traded shares by volume were Toronto-Dominion Bank (TO:TD), Bombardier Inc (TO:BBDb), and Aphria Inc (TO:APHA).
* The TSX posted eight new 52-week highs and no new lows.
* Across all Canadian issues, there were 46 new 52-week highs and four new lows, with total volume of 50.99 million shares.