(Bloomberg) -- A landslide at a gold mine in eastern Turkey triggered concerns of cyanide contamination in western Asia’s longest river.Most Read from BloombergMusk Says Putin Can’t Lose in Ukraine, Opposes Senate BillStanChart Weighs Break Up of Corporate, Investment BankThe Brutal Reality of Plunging Office Values Is HereStocks, Bonds Reclaim Solid Ground After CPI Miss: Markets WrapPutin Seeks Revenge on a World Order He Once Wanted to JoinThe incident at the Copler mine dislodged ten million