Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of uraninite is as below...

Gummite :: Gummite (n.) A yellow amorphous mineral, essentially a hydrated oxide of uranium derived from the alteration of uraninite..

Uraninite :: Uraninite (n.) A mineral consisting chiefly of uranium oxide with some lead, thorium, etc., occurring in black octahedrons, also in masses with a pitchlike luster; pitchblende..

Pitchblende :: Pitchblende (n.) A pitch-black mineral consisting chiefly of the oxide of uranium; uraninite. See Uraninite.

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