Huge new copper gold intersection at Wafi-Golpu in PNG

The three executives, including CEO Terry Holohan, were freed from detention on Wednesday.

The billionaire was charged with participating in a scheme that involved paying more than $250 million in bribes to Indian government officials.

The resource is "one of the highest-grade open-pit gold resources in Canada owned by an exploration company," its CEO says.

Over the next five years, the South Korean government is expected to invest C$20 million towards the project.