(New throughout, updates prices to close)
TORONTO, March 19 (Reuters) - Canada's main stock index fell on Monday to a 10-day low, pressured by a nearly 2 percent drop in energy shares, while technology also lost ground as a plunge in Facebook shares weighed on investor sentiment.
* The Toronto Stock Exchange's S&P/TSX composite index ended down 121.94 points, or 0.78 percent, at 15,589.39, its lowest close since March 9.
* Energy shares were the biggest drag on the index, with Enbridge Inc falling 2.9 percent to C$40.09 and Suncor Energy Inc down 2.0 percent at C$42.05.
* U.S. crude oil futures settled 0.5 percent lower at $62.06 a barrel.
* Technology shares fell 1.0 percent, while the materials group, which includes precious and base metals miners and fertilizer companies, also lost 1.0 percent.
* The TSX posted one new 52-week high and seven new lows. Eight of the index's 10 main groups ended lower.
* The largest percentage gainer on the TSX was Novagold Resources Inc, which rose 7.8 percent, while the largest decliner was Ivanhoe Mines Ltd, down 7.3 percent.
* Among the most active Canadian stocks by volume were Aurora Cannabis, down 1.4 percent to $10.80; Bombardier B, up 0.5 percent to $3.77 and Neovasc Inc, down 8.6 percent to $0.16. (Reporting by Fergal Smith Editing by Tom Brown)