Resource stocks are lifting Footsie higher with Cairn Energy on top of the pile after saying it has secured a second drilling rig to assist its exploration programme in the Disko West area offshore Greenland in the second half of 2010.Royal Bank of Scotland is not far behind, despite confirming that the sale of its Pakistan unit has fallen through after the deal failed to get the necessary regulatory approvals and complete before the 31 December deadline.Meanwhile mining stocks are lifted by higher metals prices. Eurasian Natural Resources, Lonmin, Kazakhmys, Vedanta Resources, Xstrata and Antofagasta are in the top 10.FTSE 100 - RisersCairn Energy (CNE) 351.30p +5.62%Royal Bank of Scotland Group (RBS) 30.75p +5.31%Eurasian Natural Resources (ENRC) 949.00p +3.72%Smiths Group (SMIN) 1,051.00p +3.65%Lonmin (LMI) 2,020.00p +3.11%Home Retail Group (HOME) 290.70p +2.90%Kazakhmys (KAZ) 1,366.00p +2.86%Vedanta Resources (VED) 2,683.00p +2.76%Xstrata (XTA) 1,150.50p +2.63%Antofagasta (ANTO) 1,015.00p +2.32%FTSE 100 - FallersHammerson (HMSO) 407.60p -3.87%Land Securities Group (LAND) 663.50p -3.14%British Land Co (BLND) 465.60p -3.00%Standard Life (SL.) 211.70p -2.22%Legal & General Group (LGEN) 79.05p -1.92%Liberty International (LII) 506.00p -1.75%Aviva (AV.) 393.40p -1.13%Imperial Tobacco Group (IMT) 1,939.00p -1.07%Prudential (PRU) 633.50p -1.02%Rexam (REX) 288.40p -0.76%