Oct 13 (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, which includes precious and base metals miners and fertilizer companies, lost 2.2% as gold futures fell 1.3% to $1,896.7 an ounce.

* At 9:47 a.m. ET (13:47 GMT), the Toronto Stock Exchange's S&P/TSX composite index was down 60.73 points, or 0.37%, at 16,502.08.

* Miners Seabridge Gold Inc, which fell 6.1%, and Dundee Precious Metals Inc, down 5.2%, were the biggest TSX decliners.

* The energy sector dropped 0.2% despite U.S. crude prices rising 1.7% a barrel, while Brent crude added 1.3%.

* 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, which jumped 6.4%, and BlackBerry Ltd, which rose 5.5%.

* The most heavily traded shares by volume were Toronto-Dominion Bank, Bombardier Inc, and Aphria Inc.

* 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. (Reporting by Amal S; Editing by Vinay Dwivedi)