But the court upheld part of the previous ruling requiring the miner to re-apply for its environmental licensing and start a community consultation process.
A fire at its Spence copper mine in Chile had forced it to partially shut down operations. No one was injured in the fire, which has since been extinguished.
Egypt recently bought gold for the first time since 1978, India, Indonesia, Thailand and the Philippines have re-entered the gold market after years-long absences.
The scientists, from the University of Bergen in Norway, are sending robots 2,500 metres (8,000 feet) down into the waters between Norway and Greenland.
Blockchain technology and the smart contracts it enables are the next innovations the mining industry needs to adopt in order to improve efficiencies and increase market transparency, a paper published by global law firm White & Case says.