Definition of titanite in English:

titanite

noun

  • another term for sphene
    • ‘Some calcareous veins contain epidote, titanite and apatite.’
    • ‘Magnetite, apatite, titanite and zircon make up the accessory minerals.’
    • ‘Finer-grained titanite is also a common matrix mineral.’
    • ‘Secondary titanite, chlorite, white mica and pyrrhotite are abundant, and some samples contain metamorphic biotite.’
    • ‘During obduction, mantle-derived magmas most likely evolved to granitic compositions by assimilation of sediments and by fractional crystallization of amphibole, feldspar, titanite and allanite.’

Origin

Late 18th century: from titanium + -ite.

Pronunciation:

titanite

/ˈtītnˌīt/