Associations to the word «Pitchblende»

Wiktionary

PITCHBLENDE, noun. (mineralogy) Naturally-occurring uranium oxide, a variety of the mineral uraninite.

Dictionary definition

PITCHBLENDE, noun. 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.

Wise words

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