* FTSE up 0.1 percent; miners add most points to index
* Bargain hunters put banks on firmer footing
* BP top faller on dividend concern
By Tricia Wright
LONDON, June 9 (Reuters) - Britain's top share index edged higher at midday on Wednesday, led by miners buoyed by firmer metals prices on expectations for robust China export numbers, while BP <BP.L> sank on worries over its dividend.
By 1113 GMT, the FTSE 100 <
> was up 6.02 points, or 0.1 percent, at 5,034.17, after falling 0.8 percent on Tuesday.Miners were in demand on firmer metals prices as sources pointed to a surge in China's total exports in May, ahead of the data's official release on Thursday, showing the economic strength of the world's top consumer of metals.
Fresnillo <FRES.L>, Xstrata <XTA.L> and Kazakhmys <KAZ.L> were the best off, adding 2.1-4.5 percent.
Banks found favour as bargain hunters moved in on a sector which has fallen on worries over potential exposure to the euro zone debt crisis and the punitive levies European governments may place on lenders' earnings.
Barclays <BARC.L>, Lloyds Banking Group <LLOY.L>, Royal Bank of Scotland <RBS.L> and Standard Chartered <STAN.L> rose 0.3-2.5 percent.
"On valuation grounds the markets are looking certainly reasonable value if not outstanding, suggesting that the ongoing plunge that we have seen over weeks and weeks is unlikely to continue," said Peter Dixon, economist at Commerzbank.
"The general problem is that sentiment remains very nervous and we are going to be in for a period of volatile trading."
The British blue-chip index has fallen 13.5 percent since mid-April, as growth concerns emanating from Europe's debt crisis have dented investor confidence.
Among individual movers, InterContinental Hotels Group <IHG.L> the world's largest hotel group by number of rooms, climbed 2.7 percent as it began a two-day event for analysts and investors in New York.
The hotelier was also boosted by a read-across from peer Marriott International <MAR.N> which said room rates at its North American hotels rose for the first time in two years during May.
BP PRESSURED
BP topped the list of blue-chip fallers, off 3.4 percent after U.S. politicians put pressure on the oil company to suspend its dividend payment to pay for legal claims and environmental damage in the Gulf of Mexico.
The spill is high on Washington's radar screen, with several congressional hearings set for Wednesday. [
]Peer Royal Dutch Shell <RDSa.L> slipped 0.4 percent.
Britain's goods trade deficit with the rest of the world was wider than expected in April, after disruption to air traffic as a result of the Icelandic volcanic ash cloud hit both exports and imports, official data showed. [
]Johnson Matthey <JMAT.L> and C&W Worldwide <CWP.L> fell after trading ex-dividend. (Editing by Dan Lalor)