Meaning of saussurite

saus•su•rite

Pronunciation: (sô'su-rīt"), [key]
— n.
  1. a mineral aggregate of albite, zoisite, and other calcium aluminum silicates, formed by alteration of plagioclase feldspars in igneous rocks.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.