amethystizon

Etymology
From.

Adjective

 * 1) having the color of amethyst
 * 2) * AD 77–79, Gaius Plinius Secundus, Naturalis Historia, book XXXVII, chapter xxv, § 93:
 * in masculis quoque observant liquidiores aut flammae nigriores et quosdam ex alto lucidos ac magis ceteris in sole flagrantes, optimos vero amethystizontas, hoc est quorum extremus igniculus in amethysti violam exeat, proximos illis, quos vocant syrtitas, pinnato fulgore radiantes.

Declension

 * Only the masculine accusative plural amethystizontas is attested.