cryolite

• Белый минерал, состоящий из фторидов натрия и алюминия, исторически использовавшийся как источник фтора и при извлечении алюминия.

A white mineral composed of sodium and aluminum fluorides, historically used as a source of fluorine and in the extraction of aluminum.

uncountable

1. C2formalscientific

   A white or colorless mineral composed of sodium and aluminum fluorides, historically used as a flux in aluminum smelting.

   Минерал

   • Cryolite was essential in the Hall-Héroult process for extracting aluminum.
   • The mineral cryolite is found in large deposits in Greenland.
   • Synthetic cryolite is now often used instead of the natural mineral.