Aug 15 (Reuters) - Canada's main stock index slipped on Wednesday as a resurgent U.S. dollar pressured commodities and emerging markets, with investors weighing the impact of Turkey's currency crisis.
* At 9:37 a.m. ET (1337 GMT), the Toronto Stock Exchange's S&P/TSX Composite index .GSPTSE was down 127.67 points, or 0.78 percent, at 16,203.
* All but one of the index's 11 major sectors were lower, amid broad based declines across the board.
* The energy sector .SPTTEN dropped 1.6 percent on a weakening global economic growth outlook and a report of rising U.S. crude inventories. U.S. crude CLc1 prices were down 1.4 percent and Brent crude LCOc1 lost 1.3 percent. O/R
* The financials sector .SPTTFS slipped 0.7 percent. The industrials sector .GSPTTIN fell 0.6 percent.
* The materials sector .GSPTTMT , which includes precious and base metals miners, lost 1.9 percent as gold prices fell to a more than 18-month low and industrial metal prices tumbled. GOL/ MET/L
* The healthcare sector .GSPTTHC rose 13 pct, only sector in positive territory, boosted by shares of Canopy Growth Co WEED.TO , which jumped 31.1 percent after Corona beer maker Constellation Brands (NYSE:STZ) STZ.N said it would invest a further $4 billion in the cannabis producer. The Canadian dollar weakened against the greenback as oil prices fell and a 13-month high for the greenback pressured emerging markets and global stocks. Data from the Canadian Real Estate Association showed resales of Canadian homes rose 1.9 percent in July, notching the third straight monthly rise but remaining below the highs seen in recent years. On the TSX, 30 issues were higher, while 213 issues declined for a 7.10-to-1 ratio to the downside, with 19.17 million shares traded.
* Top percentage gainers on the TSX were shares of Canopy Growth followed by shares of Aurora Cannabis ACB.TO , which rose 23.8 percent.
* Shares of First Majestic Silver FR.TO fell 5.6 percent and was the top laggard on the TSX, followed by shares of First Quantum Minerals FM.TO , which were down 5.5 percent.
* The most heavily traded shares by volume were Aurora Cannabis ACB.TO , Canopy Growth Co WEED.TO and Aphria Inc APH.TO .
* The TSX posted two new 52-week highs and 16 new lows.
* Across all Canadian issues there were 10 new 52-week highs and 65 new lows, with total volume of 30.17 million shares.