stibiconiteMin.|ˈstɪbɪkənaɪt| [f. stibi-um + Gr. κόν-ις dust + -ite. Originally named stibiconise (Beudant 1832).] A hydrous oxide of antimony, sometimes found in a pulverulent form. Cf. stiblite. 1843E. J. Chapman Pract.Min. 70 Stibiconise.1868Dana Min. (ed. 5) 188 Stibiconite.