Blue chips had a tough day with the index turning down sharply after US initial dole claims figures came in worse than expected.Miners led the way lower on concerns that the US economy is not recovering as expected. Lonmin, Xstrata and Anglo American all fell sharply. Vedanta was the exception on bullish broker comment.Insurers weakened near the close after a good performance for most of the day. Deutsche Bank increased its share price target for Prudential (to 732p from 585p), Standard Life (234p from 212p), Aviva (526p from 435p) and Legal & General (99p from 85p).National Australia Bank featured indirectly among the gain for the insurers. It bought Aviva Australia, while was also being tipped as a possible for L&G at 120p per share.FTSE 100 - RisersHome Retail Group (HOME) 279.20p +2.68%Vedanta Resources (VED) 1,948.00p +2.42%Friends Provident Group (FP.) 84.20p +1.20%Wolseley (WOS) 1,521.00p +0.93%WPP Group (WPP) 541.50p +0.84%Rexam (REX) 263.20p +0.84%Aviva (AV.) 451.70p +0.80%Carnival (CCL) 2,143.00p +0.52%FTSE 100 - FallersLonmin (LMI) 1,538.00p -8.12%SEGRO (SGRO) 347.30p -5.50%Xstrata (XTA) 872.00p -5.47%Anglo American (AAL) 1,886.00p -5.37%Eurasian Natural Resources (ENRC) 832.50p -5.02%Antofagasta (ANTO) 723.50p -4.74%Royal Bank of Scotland Group (RBS) 50.55p -4.53%BAE Systems (BA.) 334.00p -4.35%