#uranium_ore__uraniumore  any ore from which uranium can be extracted
  supertype:  ore  a metal-bearing mineral valuable enough to be mined
  substance:  actinium  radium
  subtype:  carnotite  a yellow radioactive mineral; an ore of uranium and radium and vanadium
  subtype:  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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