| Rio Tinto to invest $55 million to expand underground operations at Kennecott operations | ||
| September 28, 2022 | ||
| Rio Tinto to build new tellurium plant at Kennecott Mine | ||
| March 9, 2021 | ||
| Rio Tinto to invest $1.5 billion into Kennecott Mine expansion | ||
| December 3, 2019 | ||
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