English edit

Etymology edit

From German Pechblende, from Pech (pitch) + Blende (blende).

Pronunciation edit

Noun edit

pitchblende (countable and uncountable, plural pitchblendes)

  1. (mineralogy) Naturally-occurring uranium oxide, a variety of the mineral uraninite.
    • 2004, Richard Fortey, The Earth, Folio Society, published 2011, page 205:
      Working in Paris in 1898, Marie and Pierre Curie processed thousands of pounds of pitchblende from the same glass-factory tailings in order to isolate two radioactive elements that had hitherto been unknown: radium and polonium.

Translations edit