Definitions

1. noun

A hydrated magnesium sulfate mineral, MgSO4·2H2O, found in sedimentary deposits, especially in the evaporite deposits of salt lakes.

“The geologist studied the formation of kernite in the lake’s mineral deposits.”

2. noun

A type of evaporite mineral used in the manufacture of glass and ceramics.

“The mining company extracted kernite to use in the production of glass.”