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uraninite
[ yoo-ran-uh-nahyt, -rey-nuh- ]
noun
- a mineral, probably originally uranium dioxide, UO 2 , but altered by radioactive decay, and usually containing uranium trioxide, lead, radium, and helium, occurring in several varieties, including pitchblende: the most important ore of uranium.
uraninite
/ jʊˈrænɪˌnaɪt /
noun
- a blackish heavy radioactive mineral consisting of uranium oxide in cubic crystalline form together with radium, lead, helium, etc: occurs in coarse granite. Formula: UO 2
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Word History and Origins
Origin of uraninite1
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Word History and Origins
Origin of uraninite1
C19: see uranium , -in , -ite 1
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Example Sentences
There were two other mines that produced the same uraninite ore as the one at which Hanlon was stationed.
From Project Gutenberg
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