TORONTO - The Toronto stock market closed lower amid continuing concerns over the Greek debt crisis and weak commodity prices.

The S&P/TSX composite index was down 89.41 points, dropping to 14,808.09.

The Dow Jones industrial average was up 56.32 points at 17,946.68, the Nasdaq fell 31.68 points to 5,080.51, and the S&P 500 dipped 0.82 points to 2,101.49.

Markets everywhere will be looking to developments over the weekend in the negotiations between Greece and its creditors. An emergency meeting of the eurozone's 19 finance ministers has been scheduled for Saturday amid reports of further concessions by Athens in hopes of getting emergency bailout loans.

The loonie rose 0.05 of a U.S. cent to 81.20 cents.

On commodity markets, the August crude contract was down seven cents at US$59.63 a barrel and the August gold contract was up $1.40 at US$1,173.20 an ounce.