Table T5. Interstitial water chemistry, Hole U1380A.
|
Core, section, interval (cm) |
Depth (mbsf) |
Volume (mL) |
Salinity |
Alkalinity (mM) |
pH |
Cl (mM) |
SO4 (mM) |
Ca (mM) |
K (mM) |
Mg (mM) |
Na (mM) |
Na (mM) |
NH4 (mM) |
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| IC | ICP | |||||||||||||
| 334-U1380A- | ||||||||||||||
| 2R-1, 130–162 | 398.30 | 18.0 | 20.0 | 9.93 | 8.18 | 398 | — | 1.28 | 6.42 | 6.25 | 19.72 | 335 | 325 | 3.61 |
| 3R-2, 83–123 | 408.63 | 21.0 | 22.0 | 11.50 | 7.75 | 403 | 2.9 | 3.45 | 7.40 | 5.72 | 23.08 | 332 | 324 | 3.86 |
| 4R-1, 29–63 | 415.79 | 22.0 | 22.0 | 9.81 | 8.06 | 395 | 2.3 | 2.54 | 6.92 | 6.02 | 20.51 | 330 | 319 | 4.24 |
| 5R-3, 78–113 | 428.78 | 24.0 | 21.0 | 11.11 | 7.88 | 393 | 1.7 | 2.65 | 7.56 | 5.72 | 21.95 | 330 | 322 | 3.43 |
| 6R-2, 65–95 | 435.95 | 6.5 | 20.0 | — | — | 386 | 1.7 | 1.72 | 7.82 | 6.13 | 20.24 | 335 | 328 | — |
| 7R-2, 74–115 | 445.94 | 19.0 | 20.0 | 11.11 | 8.06 | 382 | — | 1.07 | 7.59 | 5.46 | 18.92 | 318 | 309 | 4.03 |
| 8R-2, 109–139 | 456.20 | 5.0 | 20.0 | — | — | — | — | 1.59 | 7.82 | 5.61 | 18.24 | 319 | 313 | — |
| 9R-1, 71–100 | 464.01 | 15.0 | — | — | — | 380 | 1.6 | 1.38 | 8.26 | 5.02 | 18.89 | 309 | 301 | 3.26 |
| 10R-3, 40–72 | 475.15 | 22.0 | 21.0 | — | — | 396 | 3.9 | 2.83 | 9.19 | 5.93 | 18.67 | 329 | 325 | 3.64 |
IC = ion chromatography, ICP = inductively coupled plasma–atomic emission spectroscopy. — = not measured.
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