cobaltite

American

[koh-bawl-tahyt, koh-bawl-tahyt] / koʊˈbɔl taɪt, ˈkoʊ bɔlˌtaɪt /

noun

a mineral, cobalt arsenic sulfide, CoAsS, silver-white with a reddish tinge: an end member of a series of solid solutions that includes gersdorffite; used as an ore of cobalt.

cobaltite British

/ -tɪn, ˈkəʊbɔːlˌtaɪt, ˈkəʊbɔːlˌtiːn, kəʊˈbɔːltaɪt /

noun

a rare silvery-white mineral consisting of cobalt arsenic sulphide in cubic crystalline form: a major ore of cobalt, used in ceramics. Formula: CoAsS

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of cobaltite

First recorded in 1865–70; cobalt + -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.

COBALTITE, a mineral with the composition CoAsS, cobalt sulpharsenide.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 5 "Clervaux" to "Cockade" by Various

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