GlobalData revises forecast down after prolonged COVID-related disruption.
Copper producer hanging in there but further bumps in the road appear likely
Zaldivar and Centinela unions vote to strike
Chile copper miner starts to show leverage to red metal price rise
Chile-focused miner performs well in Q1 but much uncertainty lies ahead.
Declining grades impact Chile copper output
Boost from higher throughput, higher grades, particularly at Centinela
Cultural change key to innovation
SQM explorers copper discovery
Better throughput and grades boost output, eat into cash costs
Full-year 2019 guidance set at higher 750,000-790,000t
Weak first half expected to be balanced out by stronger H2