Definition of olivenite in English:

olivenite

Pronunciation /əʊˈlɪvənʌɪt/ /ˈɒlɪvənʌɪt/

noun

Mineralogy
  • Native basic copper arsenate, occurring as orthorhombic crystals or masses, usually of an olive-green colour.

Origin

Early 19th century; earliest use found in Robert Jameson (1774–1854), geologist and natural historian. From Oliven- + -ite.