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atacamite

American  
[at-uh-kam-ahyt, uh-tak-uh-mahyt] / ˌæt əˈkæm aɪt, əˈtæk əˌmaɪt /

noun

  1. a mineral, hydrated chloride of copper, Cu 2 Cl(OH) 3 , occurring in a green, granular form: a minor ore of copper.

Etymology

Origin of atacamite

1830–40; named after Atacama Desert; -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.

Ores.—The principal ores of copper are the oxides cuprite and melaconite, the carbonates malachite and chessylite, the basic chloride atacamite, the silicate chrysocolla, the sulphides chalcocite, chalcopyrite, erubescite and tetrahedrite.

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

The oxychloride Cu4O3Cl2, 4H2O occurs in nature as the mineral atacamite.

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.