Definition of apatite in English:

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Pronunciation: /ˈapəˌtīt/


A widely occurring pale green to purple mineral, consisting of calcium phosphate with some fluorine, chlorine, and other elements. It is used in the manufacture of fertilizers.
Example sentences
  • Magnetite, apatite, titanite and zircon make up the accessory minerals.
  • Some calcareous veins contain epidote, titanite and apatite.
  • The next few pockets yielded only dark blue apatite and clear to smoky to pale citrine quartz.


Early 19th century: coined in German from Greek apatē 'deceit' (from the mineral's diverse forms and colors).

For editors and proofreaders

Syllabification: ap·a·tite

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