While equity investors gave the demerger plan a thumbs up, Vedanta’s dollar bonds have tumbled.

The company said in a statement it will collaborate with the government to ensure the contract's approval.

Investors on both sides of the Atlantic have been shifting positions in response to a potential downside break of a range that has defined the price action this year.

The project is positioned to be the largest copper mine in Colombia, the company says.

Gibraltar is the second-largest open pit copper mine in Canada.

The precious metals producer is on the shortlist of potential buyers.

The mining giant has begun at Kumba Iron Ore, where 181 workers got notices and 141 jobs are expected to be cut.

Copper’s slump has also coincided with a sharp decline in manufacturing activity in major industrial economies.