Production by the region's top 10 silver miners holds steady around the 60Moz mark, with new mines, acquisitions and expansions offsetting grade declines at some operations.
BNamericas' latest Mining Intelligence Series report takes a close look at the trends shaping mining investment and the most important socio-political developments to watch in the year ahead.
The Australian and the Japanese companies approved the final investment decision for the stage 2 expansion of the lithium facility in Argentina.
Buenaventura followed a move by other local miners such as Volcan to improve safety measures at one of its units.
The ratings agency cites Gerdau's better than anticipated operating performance in 2018 as one of the reasons for the upgrade.
Companies issue financing and corporate updates relating to gold, copper and silver projects in French Guiana, Guyana, Argentina and Mexico.