Canada's main stock market fell Monday due to the weakness in industrial group and materials sectors and lower gold prices.

The Toronto Stock Exchange's benchmark Standard & Poor's/TSX Composite lost 64.48 points, or 0.41 percent, to close Monday at 15,568.85 points.

The Canadian dollar declined 0.15 cent to 0.7517 U.S. dollar.

On the market, a total of 91 issues rose while 140 fell. There were 17 new highs and one new low, with total volume of 192.8 million shares.

The energy group rose 1.13 points, or 0.78 percent while the financials sector slipped 1.36 points, or 0.46 percent.

The health-care group took the worst blows. Aurora Cannabis gave back 38 cents, or 3.8 percent, to 9.57 Canadian dollars while Canopy Growth dwindled 2.95 dollars, or 4.9 percent, to 57.28 Canadian dollars.

Barrick Gold Corp. fell 18 cents, or 1 percent,to 17.89 Canadian dollars on five million shares.

The most heavily traded shares by volume were Aurora Cannabis Inc, Bombardier Inc and Aphria Inc.

Aurora Cannabis Inc. fell 45 cents, or 4.52 percent, to 9.50 Canadian dollars on 19 million shares.

Bombardier Inc. declined 6 cents, or 2.91 percent, to 2.00 Canadian dollars on 8.4 million shares.

Aphria Inc. Tumbled 1.21 dollars, or 9.81 percent, to 11.12 Canadian dollars on 7.1 million shares.