SQM told to resubmit compliance plan as lithium scrutiny grows

The Vancouver-based miner said that a geophysical contractor has been mobilized to the Resguardo project.

The unions went on strike eight days earlier after initial negotiations over a new collective labor contract failed.

POSCO's decision is the latest in a string of setbacks for Chile, which has struggled to modernize its lithium policies, boost output and develop a domestic battery industry.

Lost production in the first week of the labour action amounts to about 3,500 tonnes of copper.

The country's Constitutional Court has rejected calls for a referendum, which could have halted the miner's flagship Cascabel and other projects.

The study finds technology and business model obstacles in pursuing full autonomy; urges mining sector to create open and interoperable standards.

Eros Copper Corp is focused on copper production in the Vale do Curaca Property in Brazil where it has been operating for 39 years.

wned and operated by GoGold Resources, the Parral project involves the reprocessing of old tailings to recover silver and gold.

Previous explorers at Arakaka have spent more than $20 million on the project.