All · 44
Copper · 18Silver · 9Gold · 8Cobalt · 7Molybdenum · 7Lithium · 6Nickel · 4Rare Earths (all) · 4Iron Ore · 3Manganese · 3Neodymium · 3Palladium · 3Platinum · 3Praseodymium · 3Uranium · 3Cerium · 2
Australia · 9Chile · 5United States · 5Canada · 4Democratic Republic of the Congo · 4China · 3Indonesia · 2Russia · 2South Africa · 2Argentina · 1Botswana · 1Brazil · 1Gabon · 1Mali · 1Mongolia · 1Morocco · 1Peru · 1
5 operations. Operator and ownership are as publicly reported by the operators; scale is described rather than asserted with a production figure unless the operator publishes one.
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| Mine | Country | Operator | Type | Deposit | Produces | Since |
|---|---|---|---|---|---|---|
| Bingham Canyon Utah | United States | Rio Tinto Kennecott | Open pit | Porphyry copper | Copper, Gold, Molybdenum, Silver | 1906 |
| Morenci Arizona | United States | Freeport-McMoRan | Open pit + SX-EW leach | Porphyry copper | Copper, Molybdenum | 1872 |
| Mountain Pass California | United States | MP Materials | Open pit | Carbonatite | Rare Earths (all), Cerium, Lanthanum, Neodymium… | 1952 |
| Red Dog Alaska | United States | Teck Resources | Open pit | Sediment-hosted zinc-lead (SEDEX) | Zinc, Lead, Germanium | 1989 |
| Thacker Pass Nevada | United States | Lithium Americas | Open pit + acid leach | Volcano-sedimentary claystone | Lithium | — |
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Bingham Canyon
The largest excavation made by people.
Morenci
The largest copper operation in North America.
Mountain Pass
The only operating rare-earth mine in the United States.
Red Dog
One of the largest zinc mines in the world.
Thacker Pass
The largest known lithium resource in the United States.