09, 2023 (GLOBE NEWSWIRE) - Conagen announced the successful scale-up of its sustainable, cost-effective Tyrian purple, a historically coveted and expensive dye found in rare and limited sources in marine nature.Ĭonagen is the world's first and only biotechnology company commercializing a sustainable Tyrian purple by fermentation. Luis realized, however, that the tone was too pale and that more work was needed to perfect the pigment into an authentic Maya Blue.Also known as Phoenician purple, royal purple, imperial purple, or imperial dye, this rare dye dates back several millennia to the bronze age when the Phoenicians from Tyre, Lebanon, on the Levantine coast, produced it for the ancient Greeks, Persians, Byzantines, and the Roman empire to clad emperors and kings with luxury textiles.īedford, Mass., Jan. But after an hour, it began to turn blue, which was met with collective cheers. This was the clue May needed, and in November 2019, around seven helpers from Cobá mixed his cocktail in a large concrete vat filled with water.Īt first, only white foam appeared on the surface of the water. Left for the appropriate time, however, it would merely whiten them.” “The key point here was if the clothes were left too long in the mix, they would eventually turn blue. The dirty clothes would replace the plants and swirl in the water for a short time,” he explained. Before washing traditional white garb, a particular plant was left in a tub of water overnight and then stirred. “The only memories villagers had of a blue plant involved their grandmothers using it to whiten clothes. “All knowledge of Ch’oj had passed down for generations as a medicinal plant, but its use in Yucatán as a pigment was, seemingly, lost forever,” Luis May said. “Both academic institutions had confirmed his samples containing palygorskite, calcium carbonate and indigo had caused an “intercalation between the indigo molecules” - a type of chemical reaction - that resulted in an authentic Maya Blue.” r/Whatisthis first unless you can provide context and would like clarifying/additional detail. If you have a question about an object, please try Please see this announcement for more information. Submissions that do not leave a comment within an hour of being posted will be removed. Picture and video submissions require a comment of 25 words or more (about 2 sentences) about your submission. MEMES (I have gotten too many reports of terrible meme creeping into this community, therefore, I beg you, if they show up - report them)įaunal or Botanical studies/excavations unrelated to human culture Professional inquiries/What's it like to be an Archaeologist?Įthics and Morality in Archaeology ("IT BELONGS IN A MUSEUM!!!") This is the subReddit for people who like do dig, and are concerned about archaeological issues.Īrtifact studies regarding human material culture For when you really want to know who found whose mummy and where!
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