By Monday, local officials had confirmed at least 60 people dead and said they fear that among the hundreds who are still missing there will be very few survivors.
Building activities at Côté Gold, located in the Abitibi gold belt in Ontario, were slated to start in the first months of 2019, with pre-production beginning in late 2020.
The mineral resource update totalled 9.85 million tonnes at 3.6 grams per tonne of gold for 1.14 million of indicate ounces, a surge of 57,000 ounces from the previous update.
An alarm warning of an imminent mining dam rupture was issued on Sunday morning near Brumadinho, the same Brazilian community where the collapse of Vale's dam on Friday killed at least 58 and left over 400 more feared dead.
After nine months of intermittent production caused by illegal strikes and social unrest, Tongon gold mine achieved its revised production target of 230,000 ounces for 2018, down from 288,680 the previous year.