Definition of monazite in English:

monazite

noun

mass noun
  • A brown crystalline mineral consisting of a phosphate of cerium, lanthanum, other rare earth elements, and thorium.

    • ‘The unusual age zonation is probably linked to the mineralogical association of monazite and apatite during metamorphic reactions.’
    • ‘I dutifully explained that the smoky spots were probably the result of natural irradiation caused by many tiny radioactive mineral grains, possibly monazite or xenotime.’
    • ‘They are found in minerals such as monazite and bastnasite, the main sources of which are in China and the USA.’
    • ‘Detrital monazite will not survive sedimentary recycling as well as zircon, so it provides a better estimate of the age of the most recent terrane erosion.’
    • ‘Eighteen analyses of detrital zircon and one of monazite were carried out for the late Silurian sandstone.’

Origin

Mid 19th century from German Monazit, from Greek monazein ‘live alone’ (because of its rare occurrence).

Pronunciation

monazite

/ˈmɒnəzʌɪt/