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.
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.