The merger was concluded after more than a year with China’s antitrust authority giving final nod in April 2013. The merger was first proposed in February 2012.

In November 2012, shareholders of Glencore and Xstrata voted in favor of the merger with a plan to conclude the deal by the end of 2012.

Glencore, however, had to agree few terms with Chinese authorities including $5.2bn sale of its stake in Xstrata’s Peruvian copper mine Las Bambas and an eight-year contracts involving the supply of copper, zinc and lead to Chinese consumers

The merger also received clearances from regulatory bodies in the European Union, UK, and South Africa.

The name, Glencore Xstrata, for the new entity will be effective starting 2 May 2013, and Glencore CEO Ivan Glasenberg will take
charge of new firm as chief executive, Glencore International said.