Regulation of mining

The specification of substances, which are to be considered as minerals, in order that their prospecting and exploration be regulated by special legislation; the restrictions over the rights mentioned in the preceding articles; the laying down of the prior formalities and the conditions and manner in which the said rights may be exercised; as well as the specification of the rights of the surface owners and of the discoverers of the mines, in case of a grant, are reserved for special legislation.