from The Century Dictionary.

  • noun A native phosphate of yttrium, having a yellowish-brown color, and crystallizing in squares, octahedrons, and prisms. It resembles zircon in form, but is inferior in hardness.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Min.) A native phosphate of yttrium occurring in yellowish-brown tetragonal crystals.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun mineralogy A yellow-brown mineral, yttrium phosphate (YPO4)

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a brown-to-yellow mineral that is a phosphate of yttrium in crystalline form


Sorry, no etymologies found.


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  • By contrast, Dotson Ridge is characterized by steeply dipping pegmatitic and aplitic dikes variably mineralized with REE minerals including kainosite, xenotime, allanite, bastnaesite, thalenite, synchisite, and fergusonite.

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