Bargain hunt by investors between banks and miners had pulled the Britain's top share index out of debt crisis making it to cross 5,000 point mark on Wednesday.

Closing at 2.5 percent below on Tuesday, the FTSE 100 reached 102.05 points around 1105 GMT, crossing the bench mark by attaining 5,042.73, which is 2.1 percent higher.

Miners had contributed a lot to blue-chip index. But blue chip index is around 14 percent below since mid of April.

Rio Tinto, Xstrata, Lonmin, Anglo American, Kazakhmys and BHP Billiton altogether added 4.1-6 percent.

Tightening of U. S. banking regulation, hostile conditions prevailing between North and South Korea, all together had kept investors on toes.

Gerry Celaya, Chief strategist at Red Tower Research told that the Index scaled high after attaining level of 4,898 and if again it slipped below then next significant support could be at 4,647 levels. The index attained 4,500 levels in july 2009

Banks such as Barclays, HSBC, Standard Chartered, Royal Bank of Scotland and Lloyds Banking Group gained 0.8-5.2 percent while Energy firms were higher due to crude reaching $70 barrel Royal Dutch Shell, Tullow Oil and BG Group gained 0.7 to 3 percent.

Burberry by adding 6 percent and Cable & Wireless Worldwide had lifted the investors shaky confidence.

C&W Worldwide gained 2.8 percent

U. K.-based engineering group IMI climbed as much as 8.6% after sellout from neutral at UBS.