botryoliteMin.|ˈbɒtrɪəʊlaɪt| [f. as prec. + λίθος stone: see -lite.] See quots. 1850Dana Geol. xv. 605 Datholite..presenting the radiated spheroidal forms of the variety botryolite.1852W. Phillips Min. (Brooks and Miller) 411 Botryolite..is merely an amorphous variety of datholite.