SCAPOLITE

Scap″o‐lite (skăp″ō̍‐līt), n. [[Gr. � a staff, or L. scapus a stem, stalk + -lite: cf. F. scapolite.]] (Mon.) A grayish white mineral occuring in tetragonal crystals and in cleavable masses. It is essentially a silicate of alumina and soda. ☞ The scapolite group includes scapolite proper, or wernerite, also meionite, dipyre, etc.