Thank you participating in Challenge 4!


Stay tuned. The Bonus Challenge launches next week! You will receive an email when the weekly challenge is posted by your space commander. Remember to add USBorax.Communications@riotinto.com to your spam filter so you won’t miss anything!

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 500 customers with more than 1,700 delivery locations globally. We supply 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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