Dawsonite

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Dawsonite \Daw"son*ite\, n. [Named after J. W. Dawson of
     Montreal.] (Min.)
     A hydrous carbonate of alumina and soda, occuring in white,
     bladed crustals.
     [1913 Webster]