Our mine sites

Located in the heart of downtown Thetford Mines, one of the first underground mines in Canada, has generated 66 million metric tons of mineral-rich reserves and owns several buildings, some of which are classified as heritage.

Located in the municipalities of Sacré-Coeur-de-Jésus, Tring-Jonction and Saint-Frédéric, this open-pit mine has generated 41 million metric tons of mineral-rich reserves. 3R Mineral has completed its first two strategic alliances to enhance these reserves with KSM Inc. and ECO2 Magnésia. The restoration of the site is being carried out by Englobe.

Located partially near downtown Thetford Mines, this mine originates from the merger of the King, Beaver, Johnson and Bennett mines and covers a very large area. These both underground and open-pit mines have generated 45 million metric tons of mineral-rich reserves.

Located in Thetford Mines, Black Lake sector, this open-pit mine has generated 52 million metric tons of mineral-rich reserves. Some buildings are currently occupied by various local industries. The restoration of the site is being carried out by Englobe.

Located in Thetford Mines, Black Lake sector, this open-pit mine has generated 33 million metric tons of mineral-rich reserves. Some buildings are currently occupied by various local industries. The restoration of the site is also being carried out by Englobe.

Located in Saint-Joseph-de-Coleraine, Vimy Ridge sector, this open-pit mine comes from the merger of the Vimy and Normandy mines. It generated 27 million metric tons of mineral-rich reserves. This mine, far from the urban perimeter, makes it possible to meet the specific needs of certain companies.

3R Mineral has authorized the municipality of Sacré-Coeur-de-Jésus and the Association du Lac Boston to use this site to make it a superb recreational tourism site giving access to the Sentier des mineurs for hiking, cross-country skiing and snowshoeing, as well as daily fishing activities for the benefit of the entire population.

Located in Thetford Mines, Robertsonville sector, this open-pit mine has generated 2 million metric tons of mineral-rich reserves. Over time, nature has regained its rights on the vast majority of this site.