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- Lab number
- M-347
- Material dated
- Bone
- Taxa dated
- Mastadon Tusk
- Type of date
- Paleontological
- Locality
- Lapeer
- Submitter
- C.W. Hibbard
- Date uploaded
- January 17, 2024
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Measured Age
- 5950 ± 150
- Normalized Age
- 6030 ± 150
- δ13C (per mil)
- -20.0
- Significance
- palaeobiology, anomalous, young; paléobiologie, anormal, jeune
- Context
- bulldozed from "spoil" dirt that had been taken out previously, under 18" of muck in marl 2 ft thick
- Additional information
- Radiometric