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- Lab number
- Tx-7136
- Material dated
- Soil
- Taxa dated
- humates
- Type of date
- geological
- Locality
- Osborne
- Submitter
- David W. May
- Date submitted
- January 15, 1990
- Date uploaded
- January 17, 2024
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Measured Age
- 7260 ± 140
- Normalized Age
- 7327 ± 140
- δ13C (per mil)
- -20.8
- Context
- Collected from SW corner of the excavated area of the site, using a bucket auger. Sample came from 170-180 cm below prominent terrace in South Solomon River Valley
- Additional information
- Radiometric