De Beers Victor diamond mine was the first and only diamond mine in Ontario. After 11 years, De Beers announced it will be closing the mine. Courtesy of De Beers

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Welcome back to your weekly mining recap, where we catch you up on some of the news you may have missed. This week’s headlines include bioremediation for bauxite tailings, Barrick eyeing an expansion and a new feasibility study for RNC’s Dumont nickel project.