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Articles written by Rio Tinto


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  • Rio Tinto tests renewable diesel at U.S. operations

    Rio Tinto|Jan 21, 2023

    Rio Tinto is progressing plans to swap conventional diesel for renewable fuel in haul trucks at its U.S. operations to reduce the carbon footprint of its fleet. The company successfully completed a renewable diesel trial at its U.S. Borax mine in Boron, California, and is now conducting a second trial at the Kennecott copper operations in Salt Lake City, Utah, to determine the suitability of renewable diesel for open pit haulage. "The renewable diesel trials at our U.S. Borax and Kennecott...

  • Pozzolans from mine waste to decarbonize concrete

    Rio Tinto|Nov 12, 2022

    CR Minerals Company, LLC announced they have reached an agreement with Rio Tinto (NYSE: RIO), on the production of pozzolans from waste materials at the U.S. Borax facility in Boron, California. CR Minerals intends to use waste tailings present onsite to produce pozzolans that can be used as a cement replacement in concrete. The pozzolans will be manufactured at a new facility to be constructed by CR Minerals on Rio Tinto’s property as part of this agreement. Rio Tinto has had operations in Boron for nearly a century, mining and m...

  • Rio Tinto U.S. Borax partners with MJUSD to re-open community swimming pool

    Rio Tinto U.S. Borax|Oct 29, 2022

    What began as a grassroots effort to save a swimming pool, has ended in a celebration of vision, partnership and hard work. On Friday, Oct. 21, a triumphant group of school leaders, community volunteers, business partners, government officials and local school children met at the Boron High School Swimming Pool to cut the ribbon and declare the pool "open!" The swimming pool, owned by the Muroc Joint Unified School District (MJUSD), hit hard times during COVID. Like the schools themselves, the...

  • U.S. Borax celebrates 150 years

    Rio Tinto|Apr 2, 2022

    U.S. Borax celebrated 150 years mining borates – with a community celebration on Friday, March 25 at the 20 Mule Team Museum in Boron, California. It was a great celebration that brought together many people that have contributed to Borax's 150 years past and present. People joined for a picnic lunch, 20 Mule Team Museum tours, and a light program with speakers from Rio Tinto, government officials and community members. Ryan Harnden, the newly appointed Chief Operating Officer for California O...