Bonampak
is an ancient Maya archaeological site in the Mexican state of Chiapas.
(Credit: Darij & Ana, Creative Commons license)
The
recipe and process for preparing Maya Blue, a highly-resistant pigment used for
centuries in Mesoamerica, were lost. We know that the ingredients are a plant
dye, indigo, and a type of clay known as palygorskite, but scientists do not
know how they were 'cooked' and combined together...CLICK LINK TO READ MORE...
