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covellite

American  
[koh-vel-ahyt, koh-vuh-lahyt] / koʊˈvɛl aɪt, ˈkoʊ vəˌlaɪt /

noun

  1. a mineral, copper sulfide, CuS, indigo in color and usually occurring as a massive coating on other copper minerals.

Etymology

Origin of covellite

1840–50; named after Nicolò Covelli (1790–1829), Italian mineralogist who found it; see -ite 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Cupric sulphide, CuS, occurs in nature as the mineral covellite.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 3 "Convention" to "Copyright" by Various

Copper-glance readily alters to other minerals, such as malachite, covellite, melaconite and chalcopyrite.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 3 "Convention" to "Copyright" by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.