Arnold thinks Maya blue was particularly important in sacrifices made to the Maya rain god Chaak (also spelled Chaac and Chac) during periods of drought. The result of mixing indigo, palygorskite ...

A Sherlock Holmes-style investigation has revealed the ancient method for the stunning pigment known as Maya blue — and it's different from a previous method uncovered nearly 20 years ago by the ...

The evidence is clear in the wear and heat patterns of these bowls. According to Arnold, Maya blue held deep cultural significance, especially in ceremonies linked to the rain god Chaak. He believes ...