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carnotite

[kahr-nuh-tahyt]
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noun Mineralogy.
  1. a yellow, earthy, hydrous potassium uranium vanadate: an ore of uranium.
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Origin of carnotite

1895–1900; named after A. Carnot (died 1920), French mining official; see -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for carnotite

Historical Examples

  • But couldn't the carnotite have been stolen from a privately owned mine?

    The Blue Ghost Mystery

    Harold Leland Goodwin

  • But it seems to be pulverized ore, and my guess would be carnotite.

    The Blue Ghost Mystery

    Harold Leland Goodwin

  • Pitchblende is the best, but carnotite, which is a gray rock with yellowish streaks, is also good ore.

    The Blue Ghost Mystery

    Harold Leland Goodwin


British Dictionary definitions for carnotite

carnotite

noun
  1. a radioactive yellow mineral consisting of hydrated uranium potassium vanadate: occurs in sedimentary rocks and is a source of uranium, radium, and vanadium. Formula: K 2 (UO 2) 2 (VO 4) 2 .3H 2 O
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Word Origin

C20: named after A. Carnot (died 1920), French inspector general 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