Table T31. Geochemistry of interstitial water in sampled sediment, Holes C0002H, C0002J, C0002K, and C0002L, based on the GRIND method. (Continued on next page.)
|
Core, section, interval (cm) |
Depth (mbsf) |
Extraction method |
pH |
Salinity (refractive index)* |
Alkalinity (mM) |
Chlorinity (mM) |
Br– (mM) |
SO42– (mM) |
PO43– (µM) |
NH4+ (mM) |
Na+ (mM) |
K+ (mM) |
Mg2+ (mM) |
Ca2+ (mM) |
Li (µM) |
B (µM) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 338-C0002H- | ||||||||||||||||
| 2R-2, 0–11 | 1111.1 | GRIND-1 | 7.19 | 1.33583 | 4.0 | 461.4 | 0.88 | 8.42 | ND | 1.6 | 412 | 8.4 | 14.6 | 18.6 | 303 | 475 |
| 2R-2, 0–11 | 1111.1 | GRIND-2 | 7.79 | 1.33573 | 3.5 | 446.0 | 0.77 | 7.13 | ND | 1.6 | 389 | 7.5 | 11.6 | 18.2 | 315 | 522 |
| 338-C0002J- | ||||||||||||||||
| 1R-6, 2–6.8 | 903.6 | GRIND-1 | 7.88 | 1.33611 | 5.1 | 478.7 | 0.93 | 2.36 | 6.4 | 3.0 | 464 | 9.39 | 9.68 | 8.93 | 280 | 225 |
| 1R-6, 2–6.8 | 903.6 | GRIND-2 | 7.81 | 1.33607 | 5.4 | 507.1 | 0.89 | 2.39 | 2.2 | 2.9 | 444 | 8.72 | 8.74 | 8.12 | 265 | 275 |
| 3R-3, 17.5–20.5 | 913.5 | GRIND-1 | 7.81 | 1.33632 | 4.6 | 468.3 | 0.86 | 4.09 | 3.5 | 2.7 | 419 | 7.70 | 10.6 | 9.09 | 234 | 223 |
| 3R-3, 17.5–20.5 | 913.5 | GRIND-2 | 7.70 | 1.33628 | 4.4 | 429.9 | 0.84 | 4.45 | 4.5 | 2.6 | 420 | 7.68 | 10.8 | 8.95 | 235 | 247 |
| 4R-2, 0–2 | 917.6 | GRIND-1 | 7.75 | 1.33645 | 5.0 | 412.4 | 0.88 | 4.72 | 4.0 | 2.7 | 445 | 7.69 | 12.3 | 10.4 | 241 | 249 |
| 4R-2, 0–2 | 917.6 | GRIND-2 | 7.71 | 1.33651 | 4.9 | 430.2 | 0.96 | 4.38 | 5.7 | 2.6 | 448 | 7.28 | 12.2 | 10.5 | 247 | 288 |
| 5R-2, 0–2 | 922.4 | GRIND-1 | 7.74 | 1.33610 | 3.6 | 488.2 | 0.93 | 2.40 | 4.1 | 2.8 | 448 | 7.76 | 9.30 | 9.65 | 259 | 232 |
| 5R-2, 0–2 | 922.4 | GRIND-2 | 8.04 | 1.33611 | 3.4 | 525.0 | 0.99 | 2.46 | 2.7 | 2.6 | 438 | 7.04 | 8.96 | 9.58 | 251 | 235 |
| 7R-1, 60–65 | 932.6 | GRIND-1 | — | 1.33597 | 3.7 | 518.9 | 0.93 | 5.25 | 8.0 | 2.5 | 442 | 12.7 | 13.4 | 12.0 | 332 | 285 |
| 7R-1, 60–65 | 932.6 | GRIND-2 | — | 1.33596 | 3.9 | 475.1 | 0.90 | 4.66 | 3.6 | 2.5 | 427 | 11.9 | 12.2 | 12.0 | 328 | 290 |
| 338-C0002K- | ||||||||||||||||
| 5T-6, 25–30 | 224.1 | GRIND-1 | 8.05 | 1.33695 | 29.8 | 485.8 | 1.15 | 2.00 | 108 | 12.7 | 470 | 9.9 | 20.9 | 2.3 | 65 | 335 |
| 5T-6, 25–30 | 224.1 | GRIND-2 | 8.06 | 1.33688 | 30.4 | 481.3 | 1.10 | 1.68 | 127 | 12.3 | 457 | 9.5 | 19.9 | 2.2 | 63 | 335 |
| 10X–2, 26–31 | 267.9 | GRIND-1 | 8.15 | 1.33617 | 27.6 | 442.2 | 0.97 | 2.27 | 31 | 12.0 | 432 | 11.7 | 13.7 | 2.7 | 92 | 367 |
| 10X–2, 26–31 | 267.9 | GRIND-2 | 8.12 | 1.33632 | 28.3 | 467.1 | 1.02 | 2.34 | 33 | 12.3 | 405 | 9.9 | 13.1 | 2.6 | 90 | 384 |
| 338-C0002L- | ||||||||||||||||
| 5X-3, 0–5 | 317.1 | GRIND-1 | 8.25 | 1.33591 | 24.8 | 382.8 | 0.84 | 1.69 | 59 | 10.6 | 295 | 7.2 | 7.8 | 1.6 | 62 | 211 |
| 5X-3, 0–5 | 317.1 | GRIND-2 | 8.29 | 1.33587 | 25.3 | 369.8 | 0.84 | 1.50 | 78 | 10.3 | 367 | 8.4 | 9.6 | 1.7 | 56 | 216 |
| 10X-3, 33.5–38.5 | 364.7 | GRIND-1 | 8.22 | 1.33592 | 23.0 | 392.2 | 0.81 | 4.22 | 21 | 10.7 | 385 | 10.0 | 12.0 | 3.1 | 58 | 215 |
| 10X-3, 33.5–38.5 | 364.7 | GRIND-2 | 8.19 | 1.33582 | 24.6 | 390.5 | 0.80 | 3.79 | 29 | 10.9 | 376 | 8.6 | 11.6 | 2.8 | 56 | 220 |
| 15X-4, 36.5–41.5 | 412.2 | GRIND-1 | 8.16 | 1.33567 | 22.5 | 359.7 | 0.72 | 2.57 | 37 | 9.3 | 363 | 7.0 | 10.3 | 2.7 | 75 | 175 |
| 15X-4, 36.5–41.5 | 412.2 | GRIND-2 | 8.29 | 1.33564 | 23.1 | 359.5 | 0.74 | 1.82 | 35 | 9.5 | 354 | 6.3 | 9.4 | 2.6 | 73 | 165 |
| 20X-2, 0–5 | 458.6 | GRIND-1 | 8.06 | 1.33572 | 15.8 | 376.4 | 0.75 | 2.40 | 24 | 9.4 | 365 | 7.5 | 8.9 | 3.2 | 71 | 180 |
| 20X-2, 0–5 | 458.6 | GRIND-2 | 7.97 | 1.33592 | 18.8 | 412.1 | 0.86 | 1.99 | 26 | 9.6 | 405 | 8.4 | 10.7 | 4.0 | 82 | 208 |
* = data not corrected. GRIND Runs 1 and 2 use Milli-Q water and diluted HNO3 solution with pH adjusted to 3. Analytical data are corrected to be the primary concentrations of interstitial water using dilution rate (see text) except the pH and salinity. ND = not detected.
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