Mapping coordinates approximate.

ID Other ID Type Subtype Uncal BP (years) ± 1 σ (years) Median cal BP (years) Lower cal BP (years) Upper cal BP (years) δ13C Contaminated?
Vessel 12 ChemicalSample Theobromine
Vessel 14 ChemicalSample Theobromine
Vessel 13 ChemicalSample Theobromine

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References Cited

Powis, Terry G., Fred Valdez Jr., Thomas R. Hester, W. Jeffrey Hurst and Stanley M. Tarka Jr.
2002    Spouted Vessels and Cacao Use among the Preclassic Maya. Latin American Antiquity 13(1):86-106.