ANGLO American and Glencore have announced that mineral resource group and the world’s largest exporter of thermal coal, Billiton, will be joining them as an equal shareholder in Carbones de Cerrejon (CdelC), a coal mining operation in northern Columbia. CdelC holds the rights to mine three high grade coal reserves – Cerrejon Central, Oreganal and Cerrejon South – totalling some two billion tons . CdelC supplies steamcoal to customers in the USA, Europe and the Middle East.