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- Lab number
- M-1783
- Material dated
- Bone
- Taxa dated
- Mammut americanum tusk
- Type of date
- Paleontological
- Locality
- Lapeer
- Submitter
- W.L. Wittry
- Date uploaded
- January 17, 2024
- Updater
- Wyoming Team
- Date updated
- December 31, 2020
- Measured Age
- 9250 ± 350
- Normalized Age
- 9330 ± 350
- δ13C (per mil)
- -20.0
- Significance
- culture?, anomalous, young; anormal, jeune
- Context
- clay overlying till and underlying peat, containing pollen representing a spruce-fir forest
- Additional information
- Radiometric
- Comments
- normalized age 9330+/-350, young - clay overlying till and underlying peat; mastodon bone