Table T11. Element/Ca ratios measured for NIST 1c limestone. (See table notes.)
| Ratio (mM/M) | |||
|---|---|---|---|
| Mg/Ca | Mn/Ca | Fe/Ca | |
| Mean Expedition 321 (N = 7) | 5.58 | 0.261 | 1.66 |
| Standard deviation (1σ) | 0.09 | 0.004 | 0.07 |
| RSD % | 1.68 | 1.69 | 4.17 |
| Kryc et al. (2003) | Not available | 0.218 | 1.28 |
Notes: RSD = relative standard deviation. NIST = National Institute of Standards and Technology (U.S.).
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