He said the project would employ 28,000 people, with TransCanada predicting only 13,000 temporary construction jobs and the US State Department saying only 50 of them will be permanent positions.
Workers ended their strike and invoked a rarely used legal provision that allows them to extend their old contract, which leaves them in the exact same situation they were before they downed tools.
Joint venture will focus on nickel assets, particularly the Quebec-based Dumont project, which is expected to become the world's fifth largest nickel sulphide mine.
The Vancouver-based precious metals streaming company announced the plan while posting a fourth quarter revenue increase of 29% to $258 million, up from $200 million last year.
The deal would transfer control of Minco's 2% net smelter return royalty on the Curraghinalt gold deposit in Northern Ireland, which Dalradian is currently developing.
A three-year recession in Venezuela paired with ramping inflation and food shortages has prompted many mining for gold in mafia-run illicit operations.