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United States / MI / Mackinac County / 20MK51 (Gyftakis)
Samples
| Lab number | Site | Province / State | Normalized age | δ13C (per mil) |
|---|---|---|---|---|
| Beta-117172 | 20MK51 (Gyftakis) | MI | 1990 ± 50 | |
| Beta-117173 | 20MK51 (Gyftakis) | MI | 1960 ± 50 | |
| N-1723 | 20MK51 (Gyftakis) | MI | 1780 ± 80 |