LONDON, Sept 28 (Reuters) - European shares pared gains in afternoon trade on Tuesday after data showed single-family U.S. home prices dipped in July. The S&P/Case Shiller composite index of 20 metropolitan areas declined 0.1 percent in July from June on a seasonally adjusted basis. The dip followed a 0.2 percent June rise, which was revised down from a 0.3 percent increase.
At 1306 GMT, the FTSEurofirst 300 index of top European shares was up 0.1 percent at 1,075.06 points after rising to a high of 1,077.22 earlier in the session. (Reporting by Atul Prakash)