Source : Webster's Revised Unabridged Dictionary (1913)

Saussurite \Saus"sur*ite\, n. [F. So called from M. Saussure.]
   (Min.)
   A tough, compact mineral, of a white, greenish, or grayish
   color. It is near zoisite in composition, and in part, at
   least, has been produced by the alteration of feldspar.