Definition of agnesite in English:

agnesite

noun

Mineralogy
disused
  • Bismutite.

Origin

Mid 19th century; earliest use found in Henry James Brooke (1771–1857), crystallographer. From the name of St. Agnes, a village in Cornwall, England, near which the mineral was first identified + -ite.

Pronunciation

agnesite

/ˈaɡnɪsʌɪt/