A / ămĕthystĭnus
adjective

ămĕthystĭnus

fem. ămĕthystĭna · neut. ămĕthystĭnum
amethystus.
Of the color of amethyst
Of the color of amethyst: vestes, Mart. 1, 97, 7.—Also absol.: amethystina (sc. vestimenta), * Juv. 7, 136.—
Set; adorned with amethyst
Set or adorned with amethyst: trientes, Mart. 10, 49.