Miners pressure in weaker British share market By: MarketWatch August 12, 2009 at 05:02 AM EDT Mineral extractors pressured the top share index in London on Wednesday, with BHP Billiton shares declining after the metal giant posted annual results. Read More >> Related Stocks: Bank of New York Mellon Barclays Plc ADR Bhp Billiton Ltd ADR HSBC Holdings Plc ADR Lloyds Banking Group Plc ADR Rio Tinto Plc ADR