Phillipsite

2 definitions found

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

  Phillipsite \Phil"lips*ite\, n. [So named after John Phillips,
     an English mineralogist.] (Min.)
     A hydrous silicate of aluminia, lime, and soda, a zeolitic
     mineral commonly occurring in complex twin crystals, often
     cruciform in shape; -- called also {christianite}.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  phillipsite
       n : a group of white or reddish crystalline minerals of the
           zeolite family consisting of a hydrous silicate of
           calcium and potassium and aluminum