Meaning of datolite

dat•o•lite

Pronunciation: (dat'l-īt"), [key]
— n.
  1. a mineral, calcium and boron silicate, CaB(SiO)(OH), usually occurring in rock cavities in the form of colorless, prismatic crystals.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.