yttrotantalite

[i-troh-tan-tl-ahyt]

noun

1. a mineral, tantalite and niobate of yttrium and various elements, as iron, and cerium, occurring in the form of brown-black crystals.

Word History and Origins

Origin of yttrotantalite¹

1800–10; yttro- (combining form of yttrium ) + tantalite

Example Sentences

It is usually found associated with tantalum, the chief minerals containing these two elements being tantalite, columbite, fergusonite and yttrotantalite; it is also a constituent of pyrochlor, euxenite and samarskite.

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The substances occur, in very minute quantity, in a large number of sparingly-distributed and comparatively rare minerals—euxenite, samarksite, cerite, yttrotantalite, &c.

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