euxenite
noun
eux·e·nite
ˈyüksəˌnīt
plural -s
: 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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“Euxenite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/euxenite. Accessed 22 Nov. 2024.
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