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United States / IA / Allamakee County / 13AM82 (Nazekaw Terrace Mound) / M-40

Lab number
M-40
Material dated
Charcoal
Type of date
Archaeological
Locality
Allamakee
Submitter
P. Beaubien
Date uploaded
January 17, 2024
Updater
Wyoming Team
Date updated
December 31, 2020
Measured Age
900 ± 150
Normalized Age
900 ± 150
δ13C (per mil)
-25.0
Significance
Late Woodland
Context
conical mound 55, Effigy Mound culture
Additional information
AMS
Comments
carbon black method

References