The London markets were higher on Friday, with the FTSE 100 0.83 percent higher to 6,690.1.
The FTSE 250 added 0.55 percent to 11,867.3.
The oil sector was higher on short supplies and continuing worries about the situation in Nigeria.
BP (LSE: BP; NYSE: BP; TYO: 5051) was 1.08 percent higher to 610p, while BG Group (LSE: BG; NYSE: BG) added 1.97 percent to 829p.
Royal Dutch Shell’s (LSE: RDSA, RDSB; NYSE: RDS A, RDS B) A shares gained 2.87 percent to £21.15 after it said that it will begin once again to drill in the Arctic.
Miners also saw gains. Antofagasta (LSE: ANTO) added 2.63 percent to 663.5p, while Xstrata (LSE: XTA) was 3.03 percent higher to £32.66 and Vedanta Resources (LSE: VED) gained 3.15 percent to £17.01.
BHP Billiton (LSE:BLT; ASX: BHP; NYSE: BHP) had the best day on the 100, adding 3.69 percent to £15.16.
Gainers on the 250 included kitchen equipment manufacturer Aga Foodservice (LSE: AGA), which was 7 percent higher to 412.5p after it said it is thinking about selling its commercial division.
Decliners on the 100 included Intercontinental Hotels (LSE: IHG; NYSE: IHG), which was down 1.37 percent to £12.98.
In the business services sector, Experian (LSE: EXPN) dropped 1.58 percent to 623.5p for the worst performance of the day on the 100.