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- Lab number
- Beta-8349
- Material dated
- Shell
- Taxa dated
- Mercenaria mercenaria; marine shell
- Type of date
- Archaeological
- Locality
- Washington, Block Island
- Submitter
- J.E. Kerber
- Date uploaded
- January 18, 2024
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Measured Age
- 2320 ± 90
- Normalized Age
- 2415 ± 90
- Significance
- Late Archaic; Archaïque supérieur
- Additional information
- Radiometric