cryolithionite

noun cry·o·lith·i·o·nite \ ˌkrīōˈlithēəˌnīt , -lə̇ˈthīə- \

Definition of cryolithionite

plural -s

: a mineral composed of a fluoaluminate of sodium and lithium Na₃Li₃(AlF₆)₂ found in the Ural mountains

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Origin and Etymology of cryolithionite

alteration of earlier kryolithionite, from kryo- cryo- + lithionite (obsolete synonym of lepidolite), from German lithonit, from obsolete New Latin lithion (now lithia) + German -it -ite