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Searles Lake borax discovery historical marker display Historical Site marker sign attraction California education information landmark Place of Interest Tourist Destination Travel Destination historic marker historic site John Searles lithium mining potash salt cake San Bernadino County San Bernardino Borax Mining Company signage Trona attractive destination discovering educating info tourist attraction West history no people text appealing discovered tourism travel United States historic nobody word attract daytime discover displays historical markers markers signs United States of America color image discoveries historical landmarks outdoor vertical appeal Jason O. Watson / historical-markers.org boraxes day educate historic markers historic sites potashes salt cakes colour image destinations outside tourist attractions CA day time day-time US words color images daylight outdoors USA verticals colour images natural light outsides U.S. U.S.A. |
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SEARLES LAKE BORAX DISCOVERY
Borax was discovered on the nearby surface of Searles Lake by John Searles in 1862. With his bother, Dennis he formed the San Bernardino Borax Mining Company in 1873 and operated it until 1897. These chemicals in Searles Lake which include borax, potash, salt cake and lithium were deposited here by the runoff waters from melting ice age glaciers. John Searles discovery has proved to be the world's richest chemical storehouse, containing half the natural elements known to man. Plaque placed by the Death Valley 49ers. Inc., the American Potash & Chemical Corp., and the West End Chemical Division of Stauffer Chemical Corp. November 8, 1962.
California Registered Historical Landmark No. 774
Plaque placed by the California State Park Commission in cooperation with the Death Valley 49ers. Inc., the American Potash & Chemical Corp., and the West End Chemical Division of Stauffer Chemical Corp., November 8, 1962. |