Among the areas that the Brazilian President wants to open for commercial mining is the copper-gold rich Renca reserve on the border of northern Pará and Amapá states.
Draft bills to modify mining laws in the Argentine province have been revised in committees, but they couldn't advance due to lack of consensus.
Companies with gold and copper projects in Mexico, Chile and Peru, issue financing and appointment updates.
Companies report zinc, lead, copper, silver and gold production from mines in Peru, Mexico and Honduras.
Companies in Argentina, Colombia and Ecuador published updates on their developments.
The mine, which was part of Yamana Gold's assets, produced 121,000oz of the yellow metal last year.
Ministério Público and Alunorte provide Federal Court with joint petition to lift production embargos.