Stilbite

[stilbait]

Definition

(n.) A common mineral of the zeolite family, a hydrous silicate of alumina and lime, usually occurring in sheaflike aggregations of crystals, also in radiated masses. It is of a white or yellowish color, with pearly luster on the cleavage surface. Called also desmine.

Checker: Sinclair

Definition

n. a pearly and foliated variety of zeolite.

Inputed by Cherie