Tyrian purple, royal purple and ancient purple are all synonyms for a dye of molluscan origin and were used as valuable purple dyes of garments for ancient exalted persons such as princes and nobles in the districts along the Mediterranean [1-2]. The precursors of Tyrian purple are contained in the hypobranchial glands of various species of gastropods from the families Muricidae and Thaidinae, and converted into Tyrian purple by the action of ...
