Shares in Fresnillo dropped after the silver miner saw revenue slide in the first half of 2009 by 10.7% from a year earlier to $378.9m, as the realised silver price over the period dropped 21.9% to $13.92. Earnings before interest, tax, depreciation and amortisation eased 4.1% to $203.4m.Attributable silver production hit record levels at 18.8m ounces, up from 17.4m ounces a year earlier. Attributable gold production fell 4.6% to 133,000 ounces from 139,000 ounces. An interim dividend of 5.25 US cents has been declared, down from 5.90 cents a year earlier. 'We remain positive about the second half of 2009Silver miner Fresnillo saw revenue slide in the first half of 2009 as the price of silver declined.Other miners are also down, including Xstrata, Rio Tinto, Kazakhmys, Antofagasta and Anglo American.Royal Bank of Scotland is among the fallers on news that the Financial Services Authority is investigating the lender's acquisition of ABN Amro and its £12bn rights issue.FTSE 100 - Risers Alliance Trust (ATST) 290.70p +1.08% Inmarsat (ISAT) 523.00p +0.77% Reckitt Benckiser Group (RB.) 2,763.00p +0.62% Schroders NV (SDRC) 846.00p +0.48% Rexam (REX) 257.60p +0.47% Capita Group (CPI) 653.50p +0.38% G4S (GFS) 214.30p +0.28% Scottish & Southern Energy (SSE) 1,128.00p +0.27% Centrica (CNA) 220.20p +0.27% Reed Elsevier (REL) 429.30p +0.23% FTSE 100 - Fallers Xstrata (XTA) 754.50p -3.89% Kazakhmys (KAZ) 867.00p -3.40% Vedanta Resources (VED) 1,736.00p -3.34% Antofagasta (ANTO) 718.50p -3.23% Royal Bank of Scotland Group (RBS) 44.70p -3.14% British Land Co (BLND) 497.00p -3.02% Fresnillo (FRES) 552.00p -2.99% Anglo American (AAL) 1,872.50p -2.85% Lonmin (LMI) 1,405.00p -2.77% Old Mutual (OML) 87.95p -2.76%