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United States / SD / Harding County / 39HN290
Samples
| Lab number | Site | Province / State | Normalized age | δ13C (per mil) |
|---|---|---|---|---|
| Beta-418660 | 39HN290 | SD | 1580 ± 30 | -24.6 |
| Beta-419326 | 39HN290 | SD | 1700 ± 30 | -24.0 |