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{%type%} Definitions

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Short "hint"

n. - A mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium.

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Usage examples (36)
  • Between 1898 and 1899, the Curies received 1.1 tons of pitchblende from the Austrians.
  • Uranium occurs chiefly as pitchblende, which is an impure oxide
  • I'm to bring the sled back to the pitchblende site.
  • I refer, in this section, to pitchblende and other items.
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