State of Our Business RSVP

Join us on Thursday, April 13, 2023 at the U.S. Borax Visitor Center, perched on the top of the largest open pit mine in California, and get a bird’s eye view of mining in the 21st century.

Hear about the latest developments at U.S. Borax:

  • Meet our senior leaders
  • Learn about our latest innovations and projects
  • Understand the importance of mining to modern living
  • Stand in the largest open pit mine in the state of California—and take a borates sample home

Be sure to wear comfortable clothing: Jeans, a long-sleeved shirt, and closed toed shoes—steel-toed boots, sneakers, or hiking boots are fine. Choose from three different mine tour start times. Total time is approximately 3 hours (including lunch).

Attendance at this event, by a public official, may require acceptance of a reportable gift.

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U.S. Borax, part of Rio Tinto, is a global leader in the supply and science of borates—naturally-occurring minerals containing boron and other elements. We are 1,000 people serving 650 customers with more than 1,800 delivery locations globally. We supply around 30% of the world’s need for refined borates from our world-class mine in Boron, California, about 100 miles northeast of Los Angeles.  Learn more about Rio Tinto.

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