cleavelanditeMin.|ˈkliːvləndaɪt| [Named in 1823 after Cleaveland the mineralogist: see -ite.] A variety of albite from Chesterfield, Mass. 1823Ann.Philos.Ser. ii. V. 381, I have..preferred adopting the term Cleavelandite to denote the species.1851Richardson Geol. (1855) 121 Clevelandite.1868Dana Min. (1880) 350.