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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

References