Definition of neighborite in English:

neighborite

noun

Mineralogy
  • An orthorhombic fluoride of sodium and magnesium, NaMgF₃, which occurs as colourless to pink crystals, isostructural with perovskite. Also ("potassium neighborite"), a similar mineral in which potassium replaces sodium.

Origin

1960s. From the name of Frank Neighbor, U.S. geologist + -ite.

Pronunciation

neighborite

/ˈneɪbərʌɪt/