Tyrian purple 520 nm, which is green). It is believed that the intensity of the purple hue improved rather than faded as the dyed cloth aged. Vitruvius mentions the production of Tyrian purple from shellfish. In his "History of Animals", Aristotle described the shellfish from which Tyrian purple was obtained and the process of extracting the tissue that produced the dye. Pliny the Elder described the production of Tyrian purple in his "Natural History": The most favourable season for taking these [shellfish] is after the rising of the Dog-star, or else before spring; for when they have once discharged their waxy secretion,
Tyrian (video game) the planet Tyrian, which is located near the territory of the Hazudra, who are a lizard-like race. One day, Buce Quesillac, a Hazudra and Trent's best friend, is shot in the back by a hoverdrone which quickly disappears into the sky. Buce lives just long enough to tell Trent that the attack was the work of MicroSol, the giant corporation that controls the terraformation of Tyrian. They want Buce dead because of his knowledge of Gravitium, which is a special mineral, unique to Tyrian, able to control the force of gravity. Microsol wants to use Gravitium to power their warships,