euxenite

noun eux·e·nite \ˈyüksəˌnīt\

Definition of euxenite

plural

-s

  1. :  a brownish black mineral (Y, Ca, Ce, U, Th) (Cb, Ta, Ti)2O6 that consists of oxide of calcium, cerium, columbium, tantalum, titanium, and uranium, that has a metallic luster, and that is isomorphous with polycrase (hardness 6.5, specific gravity 4.7–5.0)

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Origin and Etymology of euxenite

German euxenit, from Greek euxenos hospitable (from eu- + xenos guest, stranger) + German -it -ite; from the rare elements it contains


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