April 24 (Reuters) - Canada's Teck Resources Ltd , the world's second-biggest exporter of steelmaking coal, reported on Tuesday a 15 percent increase in first-quarter adjusted profit on increased sales volumes.
Teck, which also mines copper, zinc and gold, said adjusted profit attributable to shareholders rose to C$753 million ($586.4 million) or C$1.31 per share in the quarter ended March 31, compared with C$655 million or C$1.13 per share in the year-earlier period.
($1 = 1.2841 Canadian dollars)
(Reporting by Nicole Mordant in Vancouver and Shalini Nagarajan in Bengaluru; Editing by Amrutha Gayathri)