samarskite

[ suh-mahr-skahyt ]

Phonetic (Standard)IPA

noun

a velvet-black mineral, a complex columbate-tantalate of uranium, cerium, etc., occurring in masses: a minor source of uranium, thorium, and rare-earth oxides.

samarskite

/ səˈmɑːskaɪt /

a velvety black mineral of complex composition occurring in pegmatites: used as a source of uranium and certain rare earth elements

< German Samarskit (1847), after Russian mining engineer V.E. Samarskiĭ- Bykhovets (1803–70); -ite ¹

C19: named after Colonel von Samarski, 19th-century Russian inspector of mines

The rare earth metals are found in the minerals gadolinite, samarskite, fergusonite, euxenite and cerite.

It is found in the minerals gadolinite, cerite, samarskite and fergusonite, and is usually obtained from cerite.

April 24, 2024gallimaufry

[gal-uh-maw-free ]

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