FLUOR
- fluorite (a mineral (a naturally occurring inorganic substance having a characteristic set of physical properties)) [n FLUORS] : FLUORIC [adj]
- common mineral, calcium fluoride, CaF2, occurring in green, blue, purple, yellow, or colorless crystals, usually in cubes: the principal source of fluorine, used also as a flux in metallurgy and for ornament
- a mineral form of calcium fluoride, also FLUORITE [n -S]