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Lab number
M-1778
Material dated
Bone
Taxa dated
Mammut americanum mandible
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
9900 ± 400
Normalized Age
9980 ± 400
δ13C (per mil)
-20.0
Significance
culture?
Context
clay overlying till and underlying peat, containing pollen representing a spruce-fir forest
Additional information
Radiometric
Comments
normalized age 9980+/-400, clay overlying till and underlying peat; mastodon bone

References