pentlandite

noun
pent·land·ite | \ˈpent-lən-ˌdīt \

Definition of pentlandite 

: a bronzy yellow mineral that is an isometric nickel iron sulfide and the principal ore of nickel

First Known Use of pentlandite

circa 1858, in the meaning defined above

History and Etymology for pentlandite

French, from Joseph Pentland †1873 Irish scientist

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The first known use of pentlandite was circa 1858

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