this is the online english translation of your 1st cite -but english translation doesnt make much more sense than the spanish

Mexico wide permission to export iron ore for one more year Mexico, Dec 31 (EFE) .- The Mexican Government today announced the expansion of the permission for export of iron ore for the fourth consecutive year, in order to "eradicate illegal practices in the mining and export" of this product. The Secretariat of Economy must be that this decision was published today in the Official Journal and establishes that the interested in exporting iron ore should request permission before this unit.