Definition of samarskite
: a black or brownish-black orthorhombic mineral that is a complex oxide of rare earths, uranium, iron, lead, thorium, niobium, tantalum, titanium, and tin
Origin of samarskite
German Samarskit, from V. E. Samarskiĭ-Bykhovets †1870 Russian mining engineer
First Known Use: 1849
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