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Lab number
UGa-13389
Material dated
Shell
Taxa dated
Freshwater mussel shell
Type of date
Archaeological
Locality
Richland
Date uploaded
January 18, 2024
Updater
Wyoming Team
Date updated
December 31, 2020
Normalized Age
2220 ± 40
δ13C (per mil)
-11.98
Context
Feature 1979-5, sub-mound midden
Additional information
Radiometric
Comments
sample returned seven median ages (2303,2240,2205, 2200, 2181, 2166, 2166), age in table is median of range. dates are problematic result is acceptable for the submound midden (79-5), it is clearly unacceptable for Fea. 80-60 MS II

References