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- Lab number
- Tx-7990
- Material dated
- Sediment
- Taxa dated
- humates
- Type of date
- Geological
- Locality
- Upshur
- Date submitted
- August 27, 1993
- Date uploaded
- January 18, 2024
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Measured Age
- 403 ± 41
- Normalized Age
- 458 ± 41
- δ13C (per mil)
- -21.6
- Context
- N198E211, soil humate
- Additional information
- Radiometric