Definitions for: 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

Webster (1913) Definition: Phil"lips*ite, n. [So named after John Phillips,
an English mineralogist.] (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.

See Also: zeolite