samarskite Meaning, Definition & Usage

  1. noun a complex black mineral occurring in pegmatites

WordNet

Sa*mar"skite adjective
Etymology
After Samarski, a Russian.
Definitions
  1. (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.

Webster 1913