Hyalophane

1 definition found

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

  Hyalophane \Hy*al"o*phane\, n. [Gr. "y`alos glass + ? to
     appear.] (Min.)
     A species of the feldspar group containing barium. See
     {Feldspar}.
     [1913 Webster]