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United States / MN / Cass County / 21CA52 (Portage Creek Bridge)
Samples
| Lab number | Site | Province / State | Normalized age | δ13C (per mil) |
|---|---|---|---|---|
| Beta-93534 | 21CA52 (Portage Creek Bridge) | MN | 150 ± 60 | -25.0 |
| Beta-93535 | 21CA52 (Portage Creek Bridge) | MN | 90 ± 60 | -21.1 |
| Beta-93536 | 21CA52 (Portage Creek Bridge) | MN | 870 ± 50 | -25.0 |
| Beta-93537 | 21CA52 (Portage Creek Bridge) | MN | 80 ± 60 | -24.0 |
| Beta-93538 | 21CA52 (Portage Creek Bridge) | MN | 1110 ± 60 | -21.7 |
| Beta-93539 | 21CA52 (Portage Creek Bridge) | MN | 860 ± 60 | -24.1 |
| Beta-93540 | 21CA52 (Portage Creek Bridge) | MN | 820 ± 60 | -24.8 |