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Boron Open Pit Mine
Posted by: Groundspeak Premium Member TerryDad2
N 35° 01.800 W 117° 41.240
11S E 437302 N 3876585
Quick Description: The boron open pit mine is located about 3 miles north of the town of Boron. It mines one of the biggest and richest deposits of borax in the world. The visitor Center is open 7 days a week form 9 AM to 5 PM.
Location: California, United States
Date Posted: 10/4/2006 6:16:00 PM
Waymark Code: WMT89
Published By: Groundspeak Premium Member silverquill
Views: 174

Long Description:

The admission fee is $1 for motorcycles and $2 for cars. All admission fees are donated to local non-profit organizations. Additional directions are available at Thanks to US Borax for allowing this Earthcache to be placed at its visitor Center. You will get a free sample when you visit.

The Boron Open Pit Mine is the largest open pit mine in California and supplies nearly half of the world's borates. Borates are used in the manufacture of glass, fiberglass, herbicides, ceramics, soaps and detergents, fluxes, fertilizers, and fire retardants. Mining operations (not necessarily as an open pit) have been going on at the site for over 130 years.

See the earthcache> on the formation of the deposit.

Type of Stone/Ore mined: Borates

Associated Web Site: Not listed

Visit Instructions:
Please give the date and short account of your visit to the quarry. Additional photos are welcomed, but not required.
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Recent Visits/Logs:
Date Logged Log User Rating  
Sissyta visited Boron Open Pit Mine 9/25/2013 Sissyta visited it
jimnade visited Boron Open Pit Mine 9/19/2013 jimnade visited it
40 visited Boron Open Pit Mine 3/1/2012 40 visited it
Flamekat visited Boron Open Pit Mine 4/16/2010 Flamekat visited it

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