European shares were sharply higher on Wednesday morning, extending a rally into a third session. The FTSEurofirst 300 index of top European shares was up 1.4 percent at 952.76 points at 0906 GMT, after rising 1 percent in the previous session. Stocks rose across the board on Wednesday, with miners among the biggest gainers. The STOXX Europe 600 Basic Resources Index was up 1.7 percent, though still down 28 percent in 2011, according to a report of Reuters.