'Idrialite' definitions:

Definition of 'Idrialite'

From: GCIDE

Idrialine \Id"ri*a*line\, Idrialite \Id"ri*a*lite\, n. [Cf. F. idrialine.] (Min.) A bituminous substance obtained from the mercury mines of Idria, where it occurs mixed with cinnabar. [1913 Webster]