FTSE 100 movers: Sharp drop for Antofagasta

Antofagasta is heading the fallers, losing more than 5%, after warning that the ramp-up of the Esperanza plant in northern Chile is taking longer than expected, causing the group to scale back its total copper production guidance for 2011. Group copper production for 2011 is expected to be between 620,000 and 640,000 tonnes, below previous estimates of 715,000. Mining Fresnillo, Kazakhmys, Xstrata, Vedanta Resources and BHP Billiton are also lower, tracking metals prices down.Banking giant Lloyds Banking Group is the best performer after selling Hill Hire, the truck and trailer rental solutions provider, for £151m to US-based Ryder System. Sector peer Barclays is also making gains, albeit slight.Smiths Group, the maker of medical devices, airport scanners and other equipment, is unwanted after reporting weak sales from its Detection division. Nevertheless, these were offset by revenue growth in its John Crane division, which supplies advanced technology industrial products for the major process industries.---BCFTSE 100 - RisersLloyds Banking Group (LLOY) 48.66p +2.22%Capita Group (CPI) 747.00p +1.29%Aggreko (AGK) 1,918.00p +0.47%Reed Elsevier (REL) 547.50p +0.27%Inmarsat (ISAT) 603.50p +0.25%AstraZeneca (AZN) 3,180.50p +0.14%Barclays (BARC) 262.90p +0.13%Admiral Group (ADM) 1,739.00p +0.12%Serco Group (SRP) 584.50p +0.09%National Grid (NG.) 593.00p -0.08%FTSE 100 - FallersAntofagasta (ANTO) 1,221.00p -5.35%Johnson Matthey (JMAT) 1,941.00p -4.05%Fresnillo (FRES) 1,374.00p -3.71%Kazakhmys (KAZ) 1,233.00p -2.99%Essar Energy (ESSR) 422.10p -2.85%IMI (IMI) 1,002.00p -2.81%Xstrata (XTA) 1,337.50p -2.41%Vedanta Resources (VED) 2,030.00p -2.40%Burberry Group (BRBY) 1,282.00p -2.29%BHP Billiton (BLT) 2,289.00p -2.26% Barclays Lloyds Smiths Group Antofagasta Fresnillo