plural -s
: a mineral consisting of a brown or black monoclinic silicate allied to epidote and containing cerium, thorium, and other rare metals

Word History


Thomas Allan †1833 English mineralogist, its discoverer + English -ite

First Known Use

1810, in the meaning defined above

Time Traveler
The first known use of allanite was in 1810

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Dictionary Entries Near allanite

Cite this Entry

“Allanite.” Dictionary, Merriam-Webster, Accessed 23 Jun. 2024.

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