Tyrian purple Tyrian purple Tyrian purple (, "porphúra"; ), also known as Tyrian red, Phoenician purple, royal purple, imperial purple or imperial dye, is a reddish-purple natural dye. It is a secretion produced by several species of predatory sea snails in the family Muricidae, rock snails originally known by the name "Murex". In ancient times, extracting this dye involved tens of thousands of snails and substantial labor, and as a result, the dye was highly valued. The main chemical is 6,6′-dibromoindigo. Tyrian purple may first have been used by the ancient Phoenicians as early as 1570 BC. The dye was greatly prized
Romans 2 Romans 2 Romans 2 is the second chapter of the Epistle to the Romans in the New Testament of the Christian Bible. It is authored by Paul the Apostle, but written by an amanuensis, Tertius, while Paul was in Corinth, in winter of AD 57-58. Paul wrote to the Roman Christians in order to give them a substantial resume of his theology. Although "the main theme of the Epistle [is] the doctrine of justification by faith", in verse 6 Paul "lays down with unmistakable definiteness and precision the doctrine that works, what a man has done, the moral tenor of