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samarskite 鈮釔礦 鈮釔礦 samarskite n 1: a complex black mineral occurring in pegmatites Samarskite \Sa*mar"skite\, a. [After Samarski, a Russian.]
(Min.) A rare mineral having a velvet-black color and submetallic luster. It is a niobate of uranium, iron, and the yttrium and cerium metals. [1913 Webster]
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