Definitions for kerniteˈkɜr naɪt
Random House Webster's College Dictionary
a mineral, hydrated sodium borate, Na2B4O7∙4H2O, occurring in colorless crystals: the principal source of boron.
Origin of kernite:
1925–30; after Kern County, Calif.; see -ite1
a light soft mineral consisting of hydrated sodium borate in crystalline form; an important source of boron
A hydrated borate mineral, NaBO(OH), originally discovered in the Mojave Desert.
Origin: From Kern County, California.