Definition of covellite in English:

covellite

Syllabification: co·vel·lite
Pronunciation: /kōˈvelˌīt, ˈkōvəˌlīt
 
/

noun

A blue mineral consisting of copper sulfide, typically occurring as a coating on other copper minerals.
More example sentences
  • Generally associated minerals included other silver amalgams, covellite, and pyrite.
  • Outstanding in the display is a dark blue covellite group as well as plates of quartz.
  • Good crystals of covellite have not been reported from the District.

Origin

mid 19th century: named after Nicolò Covelli (1790–1829), Italian chemist, + -ite1.

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