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- Lab number
- UM-1931
- Material dated
- Shell
- Taxa dated
- Whelk
- Type of date
- Archaeological
- Locality
- Collier County
- Date uploaded
- January 15, 2024
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Measured Age
- 3890 ± 80
- Normalized Age
- 4290 ± 80
- δ13C (per mil)
- 0.0
- Significance
- Archaic
- Context
- Test 9, Village midden stratum J
- Additional information
- Radiometric
- Comments
- Horr's Island, calibrated range BP = 4609-4169, isotopic fractionation added 390 years