A new analysis of hundreds of obsidian artifacts from the Aztec Empire has revealed the vast trade networks that supplied ...

the researchers confirmed that the Mexicas were partial to a particular green and golden obsidian to produce items for rituals.But the community also relied on everyday objects made of different ...

Using portable X-ray fluorescence, a nondestructive way to identify geochemical fingerprints, the researchers confirmed that the Mexicas were partial to a particular green and golden obsidian to ...

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