May 10 (Reuters) - Canada's main stock index opened higher on Friday, pulled up by materials shares tracking higher prices of metals, while investors assessed a mixed employment reading in Canada.

At 9:30 a.m. ET (13:30 GMT), the Toronto Stock Exchange's S&P/TSX composite index was up 94.44 points, or 0.42%, at 22,470.27. (Reporting by Purvi Agarwal in Bengaluru; Editing by Ravi Prakash Kumar)