- a rare-earth mineral, yttrium columbate and tantalate, found in pegmatites.
Origin of fergusonite
1820–30; named after R. Ferguson, 19th-century Scottish physician; see -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for fergusonite
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.