Bible Dictionaries
Samarskite

Webster's Dictionary

(a.) A rare mineral having a velvet-black color and submetallic luster. It is a niobate of uranium, iron, and the yttrium and cerium metals.

Bibliography Information
Webster, Noah. Entry for 'Samarskite'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​s/samarskite.html. 1828.