A mineral occuring in thin-bladed crystals and crystalline aggregates, of a sky-blue color. It is a silicate of aluminium.

Glossy or pearly aluminum-based stone. La Llorona Mexican: A modern aspect of the Aztec goddess Cihuacoatl, who is in turn an aspect of the Aztec goddess Coatlicue.

a gray or greenish-blue mineral consisting of aluminum silicate in crystalline form; occurs in metaphoric rock, used as a refractory