Stil'bite, n.

(49), n. [Fr. stilbite, from Gr. στίλβειν, to glitter, shine.] (Min.) A mineral of the zeölite family, occurring in white or yellowish crystals, pearly and highly foliated in one direction; also in sheaf-like aggregations and foliated masses. It consists of silica, alumina, and lime, with seventeen or eighteen per cent. of water, and is most commonly found in amygdaloid with other zeölitic minerals. Dana.