Definition of pargasite in US English:

pargasite

noun

Mineralogy
  • A green or greenish-blue variety of hornblende; specifically a calcium- and magnesium-rich monoclinic mineral of the amphibole group.

Origin

Early 19th century; earliest use found in Annals of Philosophy. From German Pargasit from Pargas, the name of an island in Finland where the mineral was found + -it.

Pronunciation

pargasite

/ˈpɑːɡəsʌɪt/