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United States / SD / Stanley County / 39ST223 (John Ketchen)
Samples
| Lab number | Site | Province / State | Normalized age | δ13C (per mil) |
|---|---|---|---|---|
| SI-378 | 39ST223 (John Ketchen) | SD | 690 ± 140 | -25.0 |
| SI-477 | 39ST223 (John Ketchen) | SD | 810 ± 60 | -25.0 |
| WIS-759 | 39ST223 (John Ketchen) | SD | 830 ± 60 | -25.0 |
| WIS-762 | 39ST223 (John Ketchen) | SD | 725 ± 50 | -25.0 |