ripidolite: Meaning and Definition of

ri•pid•o•lite

Pronunciation: (ri-pid'l-īt", rī-), [key]
— n.
  1. a mineral of the chlorite group, essentially hydrated magnesium and aluminum silicate with some ferrous iron.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.