El Manatí

Information

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?
N/A ChemicalSample Theobromine

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References Cited

Powis, Terry G., W. Jeffrey Hurst, María del Carmen Rodríguez, Ponciano Ortíz C., Michael Blake, David Cheetham, Michael D. Coe, and John G. Hodgson
    2007 Oldest Chocolate in the New World. Antiquity 314(December). [http://www.antiquity.ac.uk/projgall/powis/index.html]

Powis, Terry G., W. Jeffrey Hurst, María del Carmen Rodríguez, Ponciano Ortíz C., Michael Blake, David Cheetham, . . . John G. Hodgson
    2008    The Origins of Cacao Use in Mesoamerica. Mexicon 30(2):35-38.