seybertiteMin.|ˈseɪbətaɪt| [Named after H. Seybert: see -ite.] A synonym of clintonite. 1833Amer.Jrnl.Sci. XXIV. 171 Mr. Clemson..proposes for it [Bronzite] the trivial name of Seybertite, after the distinguished American analyst, Mr. Henry Seybert.1854Dana Syst.Min. (ed. 4) II. 297.