noun
- a mineral form of calcium fluoride (CaF₂), typically purple or colorless, used as a flux in metallurgy and in the production of hydrofluoric acid
Usage: technical; also called fluorite
Examples
- Fluor is mined in large quantities for use in steel production.
- The purple fluor specimen was displayed in the geology museum.
- Hydrofluoric acid is produced industrially from fluor.
- Fluor deposits are found in many parts of the world.