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Lab number
Beta-246050
Material dated
Charcoal
Taxa dated
acorn with other nutshells
Type of date
Archaeological
Locality
Contra Costa
Date uploaded
January 15, 2024
Updater
Wyoming team
Date updated
December 31, 2020
Normalized Age
3940 ± 40
δ13C (per mil)
-26.5
Context
PG&E Line 131 bore pit, Trench 3, 2Ab horizon, FCR concentration

References