Abstract: Abstract Recent archaeological investigations (2009–2016) in the Sistema 7 Venado, a ceremonial complex located on the south part of the Monte Alban hill, Oaxaca, Mexico, demonstrates that occupation and ceremonial activity on the site can be traced back until 800 BCE. Around 200–300 CE, this site was ritually abandoned and its structures covered by a thick layer of soil. This process indirectly offered a good protection of architectural structures and occupation levels. The chemical composition of 416 obsidian artefacts discovered during t...
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Topics: 
Archaeology
Ancient history