Here are the ten largest surface and underground mining projects by production in North America in 2021, according to GlobalData’s mining database.

1. Cortez Mine

The Cortez Mine is a gold mining project in Nevada, United States. The brownfield project is owned by Barrick Gold and is due to operate until 2031. The mine produced an estimated 25.7Mt of ROM in 2021. It had an estimated production of 735.3 thousand ounces of gold in 2021.

2. Carlin Mine

The Carlin Mine is a gold mine owned by Barrick Gold. Located in Nevada, United States, the brownfield mine produced approximately 16.2Mt of ROM in 2021. It had an estimated production of 1,333 thousand ounces of gold in 2021. The expected mine closure date is 2032.

3. Rainy River Gold Project

Located in Ontario, Canada, the Rainy River Gold Project is a gold mining project owned by New Gold . The mine is expected to operate until 2028.

The brownfield mine produced an estimated 14.5Mt of ROM in 2021. It had an estimated production of 234.5 thousand ounces of gold in the same year.

4. Nunavik Nickel Project

The Nunavik Nickel Project is a nickel mine located in Quebec, Canada. Owned by Jin Horoc Nonferrous Metal Group, the greenfield project produced an estimated 7.9Mt of ROM in 2021.

The mine had an estimated production of 11.2 thousand tonnes of nickel in 2021. The Nunavik Nickel Project will operate until 2028.

5. Turquoise Ridge Mine

Owned by Barrick Gold, the Turquoise Ridge Mine is a gold mine situated in Nevada, United States. The mine is expected to operate until 2039.

The ROM production at the mine produced was approximately 7.8Mt of ROM in 2021. It had an estimated production of 545 thousand ounces of gold in 2021.

6. Meadowbank Complex

The Meadowbank Complex is a gold mining project in Nunavut, Canada. The brownfield project is owned by Agnico Eagle Mines and is due to operate until 2026. The mine produced an estimated 5.5Mt of ROM in 2021. It had an estimated production of 324.8 thousand ounces of gold in 2021.

7. Lac Des Iles Mine

The Lac Des Iles Mine is a palladium mine owned by Impala Platinum Holdings. Located in Ontario, Canada, the greenfield mine produced approximately 4Mt of ROM in 2021. It had an estimated production of 227.5 thousand ounces of palladium in 2021. The expected mine closure date is 2031.

8. Porcupine Mine

Located in Ontario, Canada, the Porcupine Mine is a gold mining project owned by Newmont . The mine is expected to operate until 2027.

The brownfield mine produced an estimated 3.9Mt of ROM in 2021. It had an estimated production of 284.6 thousand ounces of gold in the same year.

9. Ekati Diamond Mine

The Ekati Diamond Mine is a diamond mine located in Northwest Territories, Canada. Owned by Arctic Canadian Diamond , the greenfield project produced an estimated 3.9Mt of ROM in 2021.

The mine had an estimated production of 3.4 million carats of diamond in 2021. The Ekati Diamond Mine will operate until 2042.

10. Deepwater Mine

Owned by Essar Global Fund , the Deepwater Mine is a coal mine situated in West Virginia, United States.

The ROM production at the mine produced was approximately 3.6Mt of ROM in 2021. It had an estimated production of 2.6 million tonnes of coal in 2021.

Methodology:
This information is drawn from GlobalData’s mines and projects database, which tracks all operating and developing mines and projects globally. Verdict’s parent company GlobalData provides business information to 4,000 of the world’s largest companies.