Pronunciation: (in"u-sil'i-kit, -kāt", ī"nu-), [key]
any silicate having a structure consisting of paired parallel chains of tetrahedral silicate groups, every other of which shares an oxygen atom with a group of the other chain, the ratio of silicon to oxygen being 4 to 11. Cf. cyclosilicate, nesosilicate, sorosilicate, tektosilicate.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.