CANADA STOCKS-TSX slips as resources retreat, CP Rail warns on revenue
(Adds details from early trade, updates prices)
* TSX down 29.61 points, or 0.21 percent, to 13,985.53
* Six of the TSX's 10 main groups fall
TORONTO, June 21 (Reuters) - Canada's main stock index slipped on Tuesday as lower commodity prices weighed on energy and mining stocks, while industrials also fell after one of the country's major railways said it expected revenue to decline due to lower volumes and a major wildfire.
Canadian Pacific Railway Ltd slid 2.6 percent to C$158.85 after warning it expects revenue to fall about 12 percent in the second quarter from a year ago.
Rival Canadian National Railway Co was also among the most influential decliners, falling 1.8 percent to C$74.16.
The industrials group slipped 1.0 percent.
At 10:35 a.m. EDT (1435 GMT), the Toronto Stock Exchange's S&P/TSX composite index was down 29.61 points, or 0.21 percent, to 13,985.53.
Six of the index's 10 main groups were in negative territory, with decliners outnumbering advancers by 1.5-to-1. Continued...