Min. [a. F. stilbite (Haüy 1796), f. Gr. στίλβειν to glitter: see -ITE.] A hydrous silicate of aluminium and calcium, in oblique prismatic crystals with pearly luster. Formerly not distinguished from HEULANDITE.
1815. Aikin, Min. (ed. 2), 209. Stilbite … occurs crystallized, lamelliform, massive, and in fasciculated acicular prisms.
1854. Dana, Syst. Min. (ed. 4), II. 332. Stilbite, H[aüy].
