- a zeolite mineral, similar to stilbite but with potassium replacing some of the calcium.
Origin of phillipsite
1815–25; named after J. W. Phillips (1775–1828), English mineralogist; see -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for phillipsite
Crystals of zeolites (phillipsite) form in the red-clay as radiate, nodular groups.
Morvenite (from Morven in Argyllshire) is the name given to small transparent crystals formerly referred to as phillipsite.