carnotite

[kahr-nuh-tahyt]

noun Mineralogy.

a yellow, earthy, hydrous potassium uranium vanadate: an ore of uranium.

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 of carnotite

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

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

Word Origin for carnotite

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