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- Lab number
- Tx-7350
- Material dated
- Sediment
- Taxa dated
- Soil humate
- Type of date
- Geological
- Locality
- Frontier
- Submitter
- William C. Johnson, David W. May
- Date submitted
- September 11, 1991
- Date uploaded
- November 11, 2021
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Measured Age
- 24550 ± 360
- Normalized Age
- 24607 ± 360
- δ13C (per mil)
- -21.430000000000003
- Context
- From a fresh backhoe trench in a SW-facing cut along the ash pit haul road, about 829.1 m amsl, 1670-1665 cmbs
- Additional information
- Radiometric
- Comments
- uncertain if corrected for reported 13C value