pitchblende
oxford
views updated May 23 2018pitch·blende / ˈpichˌblend/ •
n. a form of the mineral uraninite occurring in brown or black pitchlike masses.
The Oxford Pocket Dictionary of Current English
pitchblende
oxford
views updated May 23 2018pitchblende (min.) native oxide of uranium. XVIII. -G.
pechblende, f.
pech PITCH1; see
BLENDE.
The Concise Oxford Dictionary of English Etymology T. F. HOAD
pitchblende
oxford
views updated May 08 2018pitchblende See
URANINITE.
A Dictionary of Earth Sciences AILSA ALLABY and MICHAEL ALLABY