
Metals and mining company Rio Tinto has announced that it will invest $250 million in its Vaudreuil alumina refinery, in the Saguenay–Lac-Saint-Jean region of Quebec, Canada. The investment will extend operations at the alumina refinery beyond 2020.

Rio Tinto Aluminium chief executive Alf Barrios said: "The high quality, cost competitive alumina from the Vaudreuil plant will continue to support our world class, low carbon aluminium smelting operations in the region to deliver a range of products that meets our customers' needs."
The company said that the work includes the construction of a filtration plant and the optimisation of the Jonquière complex bauxite residue site.
Vaudreuil alumina refinery generates around $135 million in annual regional economic benefits.
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