New chemical analysis of Aztec turquoise artifacts suggests the stone didn’t come from the Southwestern US as archaeologists have long thought, which raises questions about the scale of long-distance ...

Though scholars have long assumed that Aztec and Mixtec turquoise artifacts uncovered in Mesoamerica were imported from the American Southwest, a new isotopic analysis suggests these artifacts likely ...

With its brilliant hues of blue and green, turquoise was a highly prized gemstone to the ancient Aztecs and Mixtec in the region that stretches from central Mexico to Central America known as ...