(Reuters) - Canada's main stock index edged lower on Tuesday as oil prices hovered near their lowest in three months and weighed on energy companies.
* At 9:53 a.m. ET (13:53 GMT), the Toronto Stock Exchange's S&P/TSX composite index .GSPTSE was down 38.43 points, or 0.23 percent, at 16,456.3.
* Oil prices were pressured as worries over supply disruptions eased and the focus moved to increasing production and potential damage to global growth from the U.S.-China trade dispute.
* Seven of the index's 11 major sectors were in the red, led by the energy sector
* The energy sector .SPTTEN dropped 0.5 percent, on declines in Enbridge ENB.TO and Canadian Natural Resources CNQ.TO , both down about 1 percent.
* U.S. crude CLc1 prices were down 0.8 percent a barrel, while Brent crude LCOc1 was up 0.2 percent. O/R
* The financial sector .SPTTFS slipped 0.2 percent while industrials .GSPTTIN fell 0.3 percent.
* A bright spot was Nevsun Resources NSU.TO , which jumped 14 percent after the base metals miner said rival Lundin Mining 's LUN.TO most recent bid undervalues the company. Nevsun provided the biggest boost to the materials sector .GSPTTMT , pushing it 0.2 percent higher. Spot gold XAU= fell 0.9 percent to $1,228.97 an ounce, while copper prices CMCU3 declined 0.5 percent to $6,160 a tonne. GOL/ MET/L
* In economic data, Canadian manufacturing sales rose more than expected in May from the month before, helped by strength in the chemicals and machinery industries. On the TSX, 98 issues were higher, while 143 issues declined for a 1.46-to-1 ratio to the downside, with 24.09 million shares traded.
* The largest percentage gainers on the TSX were Nevsun Resources NSU.TO followed by Canfor Corp CFP.TO , which rose 3.7 percent.
* First Majestic Silver Corp FR.TO fell 4.2 percent, the most on the TSX, after providing its silver production numbers for the second quarter on Monday.
* The second biggest decliner was Aphria Inc APH.TO , down 4.3 percent after Canadian marijuana company announced plans to buy Latin American and Caribbean assets from U.S.-based Scythian. The most heavily traded shares by volume were Nevsun Resources NSU.TO , Aurora Cannabis ACB.TO and Bombardier B BBDb.TO .
* The TSX posted three new 52-week highs and two new lows.
* Across all Canadian issues, there were five new 52-week highs and 13 new lows, with total volume of 36.35 million shares.