carnotite

[ kahr-nuh-tahyt ]

noun

, Mineralogy.

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

carnotite

/ ˈkɑːnəˌtaɪt /

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

Word History and Origins

Origin of carnotite¹

1895–1900; named after A. Carnot (died 1920), French mining official; -ite ¹

Word History and Origins

Origin of carnotite¹

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

Example Sentences

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

From Project Gutenberg

The powder is definitely carnotite, and it matches ore produced on the Colorado Plateau.

From Project Gutenberg

It's obvious that powdered carnotite was spread here before the corn was planted.

From Project Gutenberg

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

From Project Gutenberg

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

From Project Gutenberg