FTSE 100 down on resource shares

UK FTSE 100 Index maintained the downward trend on Tuesday, pushed lower by mining shares amid Greek uncertainty. Xstrata and Glencore fell 3.3% and 2.6% respectively. Burberry Group led the drop after posting a 0.3% fall in its annual retail sales. GlaxoSmithKline tumbled 2% after the drug manufacturer reported disappointing 4th quarter sales. Oil stocks showed mixed performance as Royal Dutch Shell added 0.6%, while BP PLC lost 1%. Shire Plc jumped 5% after Goldman Sachs upgraded its stock. At the moment of writing FTSE 100 is 0.38% or 22.03 points down at 5,870.25.