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- Lab number
- Beta-246051
- Material dated
- Charcoal
- Type of date
- Archaeological
- Locality
- Contra Costa
- Date uploaded
- January 15, 2024
- Updater
- Wyoming team
- Date updated
- December 31, 2020
- Normalized Age
- 3720 ± 40
- δ13C (per mil)
- -25.3
- Context
- MCR-11, Trench A2T30, Feature 01 with mortars, 2Bkwb horizon