Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A colorless to white lustrous crystalline mineral, Na2B4O7·4H2O, that is a major source of ore of boron.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A hydrated borate mineral, Na2B4O6(OH)2, originally discovered in the Mojave Desert.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a light soft mineral consisting of hydrated sodium borate in crystalline form; an important source of boron

Etymologies

After Kern, a county of southern California.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Kern County, California. (Wiktionary)

Examples

  • The Kramer district in California holds the largest borax and kernite deposits in the world.

    CreationWiki - Recent changes [en]

  • Which of these is good for nickel: kernite, kutnahorite, kullerudite, kieserite?

    About.com Geology

  • As goes the global economic meltdown, so goes the kernite market.

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  • The major ores of boron are a small number of borate (boron oxide) minerals, including ulexite (NaCaB5O9. 8H2O), borax (Na2B4O5 (OH) 4. 8H2O), colemanite (Ca2B6O11. 5H2O) and kernite (Na2B4O6 (OH) 2. 3H2O).

    Boron

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