pyrognostic
Pyr`og*nos"tic, a. Etym: [Pyro- + Gr. (Min.) Defn: Of or pertaining to characters developed by the use of heat; pertaining to the characters of minerals when examined before the blowpipe; as, the pyrognostic characters of galena.
Pyr`og*nos"tic, a. Etym: [Pyro- + Gr. (Min.) Defn: Of or pertaining to characters developed by the use of heat; pertaining to the characters of minerals when examined before the blowpipe; as, the pyrognostic characters of galena.