uranium ore
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Noun | 1. | ![]() Ac, actinium, atomic number 89 - a radioactive element of the actinide series; found in uranium ores atomic number 88, Ra, radium - an intensely radioactive metallic element that occurs in minute amounts in uranium ores carnotite - a yellow radioactive mineral; an ore of uranium and radium and vanadium ore - a mineral that contains metal that is valuable enough to be mined pitchblende, uraninite - a mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium; uraninite in massive form is called pitchblende which is the chief uranium ore |
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