Definition of dufrenite in English:

dufrenite

noun

Mineralogy
  • A mineral consisting of a hydrated basic phosphate of iron, typically occurring in dark greenish-brown nodules and fibrous masses.

Origin

Mid 19th century. From French dufrénite from dufren- + -ite.

Pronunciation

dufrenite

/d(j)uːˈfrɛnʌɪt/