Colombia's national mining agency, the Agencia Nacional de Mineria (ANM) has indicated that its process related to the technical information and finalisation of the legal documents for the extension of Canadian junior mining company Caldas Gold's Marmato mining contract will be completed by mid-January. The certification status of the proceedings relate to Caldas' request for a 30-year extension of mining contract 014-89M, which is set to expire in October.