Tyrian purple by ancient authors. Not much is known about the subsequent steps, and the actual ancient method for mass-producing the two murex dyes has not yet been successfully reconstructed; this special "blackish clotted blood" colour, which was prized above all others, is believed to be achieved by double-dipping the cloth, once in the indigo dye of "H. trunculus" and once in the purple-red dye of "B. brandaris". The Roman mythographer Julius Pollux, writing in the 2nd century AD, asserted ("Onomasticon" I, 45–49) that the purple dye was first discovered by the philosopher Heracles of Tyre, or rather, by his dog, whose
Tyrian shekel in the New Testament Gospels (Matt. 21:12 and parallels) exchanged Tyrian shekels for common Roman currency. Tyrian shekel Tyrian shekels, tetradrachms, or tetradrachmas were coins of Tyre, which in the Roman Empire took on an unusual role as the medium of payment for the Temple tax in Jerusalem, and subsequently gained notoriety as a likely mode of payment for Judas Iscariot. In the latest standard, which was also the one used for the temple tax, the coins bore the likeness of the Phoenician god Melqart or Baal, accepted as the Olympian Herakles by the Greeks and derided as Beelzebub by