a velvet-black mineral, a complex columbate-tantalate of uranium, cerium, etc., occurring in masses: a minor source of uranium, thorium, and rare-earth oxides.
Origin of samarskite
< German Samarskit (1847), after Russian mining engineer V.E. Samarskiĭ-Bykhovets (1803–70); see -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for samarskite
Historical Examples of samarskite
The rare earth metals are found in the minerals gadolinite, samarskite, fergusonite, euxenite and cerite.
It is found in the minerals gadolinite, cerite, samarskite and fergusonite, and is usually obtained from cerite.
a velvety black mineral of complex composition occurring in pegmatites: used as a source of uranium and certain rare earth elements
Word Origin for samarskite
C19: named after Colonel von Samarski, 19th-century Russian inspector of mines
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012