Brussels, 23/11/2012 (Agence Europe) - On 22 November, the European Commission granted conditional clearance to the acquisition of Xstrata (of Switzerland), the world's fifth biggest metals and mining group, by Glencore (also of Switzerland), the world's leading metals and thermal coal trader. The clearance is conditional on the termination of Glencore's off-take arrangements for zinc metal in the European Economic Area (EEA) with Belgium's Nyrstar, the world's largest zinc metal producer,...