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- Lab number
- M-1590
- Material dated
- Charcoal
- Taxa dated
- Charred Wood
- Type of date
- Archaeological
- Locality
- Rock Island
- Submitter
- E.B. Herold
- Date uploaded
- January 15, 2024
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Measured Age
- 150 ± 100
- Normalized Age
- 150 ± 100
- δ13C (per mil)
- -25.0
- Significance
- Historic, Sauk
- Context
- Feature 41, a large cylindrical pit
- Additional information
- Radiometric