CANADA STOCKS-TSX falls on commodity weakness; Couche-Tard jumps
(Adds details, updates prices)
* TSX down 52.04 points, or 0.35 percent, to 14,635.42
* Eight of the TSX's 10 main groups moved lower
TORONTO, Aug 22 (Reuters) - Canada's main stock index fell on Monday as lower oil and metal prices weighed on energy and mining stocks, while Alimentation Couche-Tard Inc jumped after the convenience store operator bought a U.S. chain in an expansion move.
The energy group retreated 1.2 percent, with oil prices falling as China ramped up exports of refined products, U.S. oil producers added rigs for an eighth straight week and prospects emerged for increased exports from Iraq and Nigeria.
Canadian Natural Resources fell 1.5 percent to C$41.15 and Suncor Energy Inc lost 0.7 percent to C$36.28.
The materials group, which includes precious and base metal miners and fertilizer companies, lost 1.2 percent, as gold hit a two-week low and copper fell to its lowest in five weeks.
Barrick Gold Corp fell 1.4 percent to C$26.10 and Goldcorp Inc shed 1.9 percent to C$23.12, while diversified miner Teck Resources Ltd lost 1.7 percent to C$19.97.
At 10:08 a.m. EDT (1408 GMT), the Toronto Stock Exchange's S&P/TSX composite index was down 52.04 points, or 0.35 percent, to 14,635.42. Continued...