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- Lab number
- M-1140
- Material dated
- Charcoal
- Type of date
- Archaeological
- Locality
- Mackinac
- Submitter
- A. McPherron
- Date uploaded
- January 17, 2024
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Measured Age
- 890 ± 75
- Normalized Age
- 890 ± 75
- δ13C (per mil)
- -25.0
- Significance
- Late Woodland; Sylvicole supérieur
- Context
- Level D, square 1880-1130, 1.5 ft depth
- Additional information
- Radiometric