Major Mines & Projects | Boron Mine

The open-pit mine in Boron, California is one of two world-class borate deposits on the planet. Boron operations consists of the open pit mine, an ore crushing and conveying system, two process plants (Primary Process and Boric Acid Plant), shipping facility and …

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California operations

Mining at Boron began in 1927 and today, the mine – home to one of the richest deposits of borates in the world – produces one million tonnes of refined borates every year, or approximately 30% of global demand. We mine trona to …

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Boron Operations

Boron Operations has been recognized as the safest large mining operation in the United States for the last four years in a row. This year, along with its Rio Tinto sister companies, the Mine …

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Boron, California Operations | U.S. Borax

More than 80 minerals are found at this geologically unique site, including the four boron-based minerals in greatest demand by industry: Tincal, kernite, ulexite, and colemanite. Our processing plants produce products such as borax pentahydrate, borax decahydrate, and boric acid.

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Borax Open-Pit Mine, Boron, California

Open-pit mining method involving drilling, blasting, shovelling, and hauling is employed for extracting ore from the Borax borate mine. Drills are used to explore the deposit as well as to dig blast holes, while explosives are used to loosen the overburden as well as the ore.

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Boron Operations

Boron Operations has been recognized as the safest large mining operation in the United States for the last four years in a row. This year, along with its Rio Tinto sister companies, the Mine Safety & Health Administration recognized Boron Operations for having the lowest injury rates in the nation. The company takes a behavioral approach

WhatsApp: +86 18221755073

California operations

Mining at Boron began in 1927 and today, the mine – home to one of the richest deposits of borates in the world – produces one million tonnes of refined borates every year, or approximately 30% of global demand. We mine trona to process borates at our Owens Lake operation and refine and ship borates from our Wilmington port facility.

WhatsApp: +86 18221755073

U.S. Borax History: Boron Mine Development | U.S. Borax

One particular characteristic made the Boron site an exceptional choice for open-pit mining operations. Borate ore sat close to the surface, at a depth of only a few hundred feet. By converting the mine to an open-pit model, we could significantly reduce mining costs and recover higher amounts of ore. In traditional undergroun…

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Fact Sheet: Boron Operations

• Processing plants produce borax pentahydrate, borax decahydrate, and boric acid from tincal and kernite ore feedstocks; fusing plants also produce anhydrous borate products • Products are shipped to customers in more than 100 countries via truck, rail, barge, and ocean-going vessels • Each haul truck costs around $5 million

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