PITCHBLENDES
Scrabble letter values: P3I1T1C3H4B3L1E1N1D2E1S1 = 22
Definition
PITCHBLENDES is the plural of PITCHBLENDE.
noun PITCHBLENDE: a mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium.
Synonyms of PITCHBLENDE: uraninite