Definition of mesitite in English:

mesitite

noun

Mineralogy
  • A ferroan variety of magnesite (originally regarded as a different species) occurring as transparent yellowish crystals.

Origin

Mid 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From mesit- + -ite; see note s.v. -ine.

Pronunciation

mesitite

/ˈmɛsɪtʌɪt/