Definition of amblygonite in English:

amblygonite

Pronunciation /amˈblɪɡənʌɪt/

noun

Mineralogy
  • A lithium-containing mineral typically occurring as white, greenish-grey, or otherwise faintly coloured prisms.

    Amblygonite is a basic phosphate and fluoride of aluminium, lithium, and sodium, (Li,Na)AlPO₄(F,OH). Crystal system: triclinic.

Origin

Early 19th century; earliest use found in Robert Jameson (1774–1854), geologist and natural historian. From (i) French amblygonite.