fergusonite

[ fur-guh-suh-nahyt ]
/ ˈfɜr gə səˌnaɪt /
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noun

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. 2019

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