cobaltite

noun
co·​balt·​ite | \ˈkō-ˌbȯl-ˌtīt, kō-ˈ\
variants: or cobaltine \-​ˌtēn \

Definition of cobaltite 

: a grayish to silver-white mineral consisting of a sulfur arsenide of cobalt also containing iron and sometimes nickel and used in pigments

First Known Use of cobaltite

1868, in the meaning defined above

History and Etymology for cobaltite

cobaltite, alteration of cobaltine, from French, from cobalt

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The first known use of cobaltite was in 1868

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Britannica.com: Encyclopedia article about cobaltite

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