Higher income from the US and growth in Asia boosted first half operating profits at insurer Prudential by 22 per cent to 1.415bn pounds. The shares surged to the highest level since at least 1988 as the group raised its interim dividend 16 per cent to 9.73p per share.Silver miner Fresnillo and Randgold Resources led a clutch of miners higher after Chinese gold consumption jumped 54% in the first half of 2013, making China the world's top bullion consumer after India.Shares in Royal Bank of Scotland rose after British Business Secretary Vince Cable said it would be unrealistic to expect the government to privatise largely state-owned Royal Bank of Scotland before 2018, Airline groups easyJet and British Airways and Iberia owner International Airlines Group lost altitude as investors booked profits, with IAG's share price recently hitting record levels and easyJet posting all-time highs earlier this month.Johnnie Walker whisky group Diageo fell after saying Director Todd Stitzer, the former Chief Executive of British chocolate maker Cadbury, would retire as a director on September 19th after more than nine years.Britain's Labour Party backed off from criticism of retailers Next and Tesco after saying it planned to accuse them of preferring to employ cheaper Eastern European workers rather than British staff.FTSE 100 - RisersFresnillo (FRES) 1,107.00p +6.96%Randgold Resources Ltd. (RRS) 4,849.00p +2.69%Prudential (PRU) 1,212.00p +2.36%Standard Life (SL.) 371.90p +1.89%Vedanta Resources (VED) 1,265.00p +1.85%Antofagasta (ANTO) 958.50p +1.75%Anglo American (AAL) 1,569.00p +1.72%G4S (GFS) 239.40p +1.66%Standard Chartered (STAN) 1,611.50p +1.54%Eurasian Natural Resources Corp. (ENRC) 232.40p +1.53%FTSE 100 - FallerseasyJet (EZJ) 1,333.00p -3.20%Rolls-Royce Holdings (RR.) 1,154.00p -2.53%London Stock Exchange Group (LSE) 1,576.00p -2.35%International Consolidated Airlines Group SA (CDI) (IAG) 317.00p -2.01%Babcock International Group (BAB) 1,177.00p -2.00%Travis Perkins (TPK) 1,635.00p -1.98%Associated British Foods (ABF) 1,919.00p -1.44%Croda International (CRDA) 2,501.00p -1.42%Diageo (DGE) 2,083.50p -1.40%Next (NXT) 4,870.00p -1.30%