* Oil gains as Libyan unrest helps push prices higher
* Euro advance on unexpected rise in U.S. home sales
* U.S. bonds rose as safe-haven allure returns
(Adds details, fresh prices)
By Herbert Lash
NEW YORK, Feb 23 (Reuters) - Crude oil prices surged and investors sought safety in bonds, gold and the Swiss franc on Wednesday as turmoil in Libya fanned fears of inflation and its potential drag on the global recovery.
Brent crude futures in London rallied above $110 a barrel, pushed by the biggest three-day percentage gain in a year, as the first cut in oil supplies related to the recent wave of anti-government unrest in North Africa fueled concerns. For details see: [
]The U.S. dollar slipped just shy of an all-time low to its weakest level of the year against the Swiss franc and gold rose above $1,400 an ounce in Europe as the revolt in Libya lifted interest in safe-haven assets. [
] [ ]The search for safety quashed any bearish impact on bonds after data showed a surprise rise in existing homes sales in January, leading U.S .Treasuries to slightly extend gains.
"Any of the events domestically are going to take a back seat to the headlines coming out of the Middle East and Northern Africa. The market is definitely more focused on what is going on over there," said Marty Mitchell, head of government bond trading at Stifel Nicolaus in Baltimore.
Muammar Gaddafi's attempts to crush a revolt against his four-decade rule have killed as many as 1,000 people, Italy's foreign minister said. [
]Up to 25 percent of Libya's daily crude production of about 1.6 million barrels has been shut down, according to Reuters calculations, helping to pressure oil prices.
U.S. light sweet crude oil <CLc1> rose $2.85 to $98.27 a barrel, and Brent <LCOc1> rose $4.78 to $110.56.
Traders were focused on what top OPEC exporter Saudi Arabia will do, even after its oil minister have said the kingdom and other members of the Organization of Petroleum Exporting Countries will act should a supply shortfall develop. [
]"I don't think Libya alone will take us to $150 a barrel but if unrest spreads in the Gulf countries we could easily get there," said Edward Meir, analyst at MF Global in New York.
Copper, often a barometer of economic demand, fell to the lowest levels in nearly a month on worries inflation could slow down global economic recovery. The metal has slipped nearly 7 percent from record highs at $10,190 a tonne earlier in the month [
]Spot gold prices <XAU=> rose $15.72 to $1,413.20 an ounce.
U.S. Treasuries prices rose for a second straight session as North African-related safe-haven buying trumped investor efforts to force price concessions ahead of a five-year note sale. [
]The benchmark 10-year U.S. Treasury note <US10YT=RR> was up 3/32 in price to yield 3.45 percent.
"The turmoil is not only about inflation and oil, but it is affecting equity markets and those safe-haven flows have been dominating recently," said Glenn Marci, strategist at DZ Bank.
Equities markets slid on concerns about the impact of rising oil prices and inflation on global recovery.
The MSCI world equity index <.MIWD00000PUS> was down 0.5 percent, while the pan-European FTSEurofirst 300 <
> index of top shares provisionally closed down 1 percent at 1,152.82.The Dow Jones industrial average <
> was down 64.22 points, or 0.53 percent, at 12,148.57. The Standard & Poor's 500 Index <.SPX> was down 7.30 points, or 0.55 percent, at 1,308.14. The Nasdaq Composite Index < > was down 31.47 points, or 1.14 percent, at 2,724.95.The euro <EUR=> was up 0.81 percent at $1.3763. The dollar was down against a basket of major currencies, with the U.S. Dollar Index <.DXY> off 0.58 percent at 77.317. (Additional reporting by Rodrigo Campos, Chris Reese and Julie Haviv in New York; Jessica Mortimer, Zaida Espana, William James, Joanne Frearson, Jan Harvey and Melanie Burton in London; Writing by Herbert Lash) (Editing by Andrew Hay)