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Sr isotopic analysis of ground water between cliff (* in Fig. 3) and shoreline (**).
| Sample | Stable Sr µg/g | SD % | 87Sr/86Sr | SD % | δ (87Sr) | nSr Bq/kg | Detection Limit mBq/kg |
|---|---|---|---|---|---|---|---|
| Cliff | 0.185 | 2.5 | 0.705948 | 0.0033 | − 6.054 | ND | 185 |
| Shoreline | 0.121 | 3.1 | 0.707525 | 0.0024 | − 3.834 | ND | 120 |
