phillipsite Meaning, Definition & Usage

  1. noun a group of white or reddish crystalline minerals of the zeolite family consisting of a hydrous silicate of calcium and potassium and aluminum

WordNet

Phil"lips*ite noun
Etymology
So named after John Phillips, an English mineralogist.
Definitions
  1. (Min.) (a) A hydrous silicate of aluminia, lime, and soda, a zeolitic mineral commonly occurring in complex twin crystals, often cruciform in shape; -- called also christianite.

Webster 1913