Ancient Maize Map

Information

ID: 633
Other ID: NSRL-296
Type: MacroSample
Subtype: unknown
Site: Koster
Depositional context: midden
Condition: charred
Pottery type: not applicable
Vessel form: not applicable

Square 411, level 12, horizon 4B, 1.23-1.31 m depth, north of the macroblock excavation area, considered intrusive in this stratum because it is much younger than the Archaic period context (Conard et al. 1984:445, Table 1).

This date has been reported in the Canadian Archaeological Radiocarbon Database (CARD) (Morlan and Betts 1999).

Radiocarbon Date

Lab number: NSRL-296
Dating method: AMS
Directly dated: Yes
Dated material: charred maize
Contaminated?: No
Lower cal BP (years): 656
Median cal BP (years): 601
Upper cal BP (years): 539
Uncal BP (years): 600
± 1 σ (years): 40
δ13C:

Attached Files

References Cited

Conard, N., D. L. Asch, N. B. Asch, D. Elmore, H. Gove, M. Rubin, J. A. Brown, M. D. Wiant, K. B. Farnsworth and T. G. Cook
1984 Accelerator Radiocarbon Dating of Evidence for Prehistoric Horticulture in Illinois. Nature 308(5958):443-446.

Liu, C. L., D. L. Asch, B. W. Fisher and D. D. Coleman
1992 Illinois State Geological Survey Radiocarbon Dates X. Radiocarbon 34(1):83-104.

Morlan, R. E. and M. Betts
1999-2005 Canadian Archaeological Radiocarbon Database. http://www.canadianarchaeology.ca/. Canadian Museum of Civilization, Gatineau, Quebec.

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