Toronto stocks dropped Friday, as the energy and materials indices were hit by a losing session in commodity prices.

The S&P/TSX composite index fell 69.76 points, or 0.56%, to 12,340.47.

For the week, the senior exchange gained 101.43 points, or 0.83%.

Six of the 10 TSX main sub-groups were up, but the energy sector fell 1.48%.

Light, sweet crude for December delivery ended down $1.57 at US$59.59 a barrel.

Petro-Canada lost 61¢, or 1.21%, to $49.90.

The materials sector fell 1.94%, while the gold sub-sector was off 1.57%.

The December gold futures contract fell $6.70 to close at US$630.10 an ounce.

Goldcorp Inc. fell 62¢, or 1.91%, to $31.78.

Information technology moved up 1.11%.

Nortel Networks, which had fallen significantly in the last few sessions, rebounded somewhat gaining 9¢, or 4.09%, to $2.29.

The Canadian dollar was off 0.14 of a cent to US88.39¢.

The S&P/TSX Venture composite index gained 4.89 points, or 0.18%, to 2,674.25.

In New York, markets finished ahead modestly, as lower crude prices offset some weak corporate news.

The Dow Jones industrial average gained 5.13 points to close at 12,108.43, the Nasdaq composite index rose 13.71 points to finish at 2,389.72, while the S&P 500 advanced 2.57 points to 1,380.90.

For the week, the Dow was up 1%, the Nasdaq Composite advanced 2.5% and the S&P 500 1.2%.