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Table T12. Interstitial fluid chemistry, Site U1367.

Core, section, interval (cm) Depth (mbsf) pH ISE Alkalinity (mM) TITRAUTO DIC (mM) OI-IC Cl
(mM) M-IC 		SO4 (mM) M-IC S/Cl (%) Calc. anom. NO3 (µM) UV-VIS IC P
(µM) Spec. 		Si
(µM) Spec. 		Ca (mM) Dx-IC Mg (mM) Dx-IC Na (mM) Dx-IC K
(mM) Dx-IC 		Ca (mM) ICPAES Mg (mM) ICPAES Na (mM) ICPAES K
(mM) ICPAES 		B
(µM) ICPAES 		Sr
(µM) ICPAES
329-U1367C-
1H-1, 0–10 0.05 7.57 2.667 2.620 554.96 27.47 –4.16 34.97 1.85 260         10.6 50.3 478.9 12.1 499 92.2
1H-1, 50–60 0.55 7.59 2.786 2.766 555.37 27.23 –5.06 36.06 2.06 319 10.6 49.8 482 12.4 10.7 49.9 471.2 11.6 500 92.4
1H-1, 100–110 1.05 7.57 2.817 2.781 555.23 27.21 –5.14 35.99 1.62 246 10.5 49.6 480 12.3 10.2 52.3 473.7 10.7 508 92.9
1H-1, 140–150 1.45 7.46 2.914 2.791 553.60 27.20 –4.89 — 1.60 327 10.6 49.3 478 — 10.8 51.6 478.5 11.3 485 92.2
1H-2, 0–10 1.55 7.50 2.910 2.768 555.70 27.24 –5.12 36.68 1.26 262 10.6 49.4 482 — 10.6 50.4 468.5 10.7 494 93.0
1H-2, 50–60 2.05 7.67 2.915 2.809 557.02 27.27 –5.21 36.53 1.28 287 10.4 49.8 481 12.3 11.0 49.5 484.0 11.8 501 92.7
1H-2, 100–110 2.55 7.60 2.808 2.803 555.94 27.26 –5.07 36.24 1.07 280 10.7 49.6 479 12.1 10.9 51.3 488.6 12.3 516 93.8
1H-3, 0–10 3.05 7.67 2.876 2.883 555.94 27.16 –5.43 36.25 1.15 262 10.6 49.2 475 12.1 10.6 50.6 480.5 11.9 506 93.1
1H-3, 50–60 3.55 7.56 2.815 2.807 555.85 26.54 –7.55 37.09 1.16 270 10.5 49.5 479 12.0 10.3 50.2 487.3 12.3 519 94.0
1H-3, 100–110 4.05 7.66 2.883 2.842 555.53 26.42 –7.94 36.84 1.19 265 10.7 49.3 480 11.8 10.6 49.9 483.9 12.2 509 93.5
1H-3, 140–150 4.45 7.53 3.038 2.948 556.32 26.83 –6.63 — 0.82 285 10.7 49.1 483 12.0 10.5 49.8 477.3 12.1 541 94.0
1H-4, 0–10 4.55 7.59 2.950 2.953 556.59 26.59 –7.50 36.81 1.09 256 10.7 49.2 482 11.9 10.4 49.7 470.6 11.9 521 93.3
1H-4, 50–60 5.05 7.61 2.961 2.937 557.04 26.94 –6.38 36.66 0.93 286 10.8 49.4 482 11.8 10.5 49.6 471.8 11.7 532 93.3
1H-4, 100–110 5.55 7.70 2.575 2.534 556.12 26.86 –6.49 36.80 0.89 237 10.4 51.3 482 11.4 10.4 52.3 474.9 11.1 480 91.8
1H-5, 0–10 6.05 7.63 2.565 2.546 557.17 27.53 –4.36 36.74 0.80 286 10.2 52.2 478 10.9 10.5 50.1 474.7 11.8 441 92.0
1H-5, 50–60 6.55 7.57 2.588 2.568 557.30 27.37 –4.91 36.88 0.91 308 10.4 51.9 478 11.1 10.1 52.4 474.3 10.8 463 92.7
1H-5, 95–105 7.00 7.54 2.709 2.653 557.67 27.59 –4.21 — 0.72 263 10.3 52.3 480 10.8 10.1 50.7 478.4 11.1 452 92.9
2H-1, 0–10 7.25 7.52 2.542 2.541 558.96 27.50 –4.76 33.30 1.33 275 10.4 51.9 479 11.0 10.2 52.3 478.6 11.0 464 93.0
2H-1, 50–60 7.75 7.66 2.525 2.496 559.30 27.59 –4.51 36.45 0.73 297 10.1 52.6 479 — 10.3 52.2 474.0 11.1 472 93.4
2H-1, 100–110 8.25 7.52 2.636 2.554 559.43 27.31 –5.49 42.15 0.51 257 10.4 51.4 479 — 10.5 52.2 480.2 11.3 502 93.8
2H-1, 140–150 8.65 7.50 2.759 2.714 559.18 27.25 –5.67 — 0.79 263 10.6 50.7 479 — 10.5 51.9 474.2 10.7 518 94.3
2H-2, 0–10 8.75 7.64 2.641 2.600 558.45 27.75 –3.81 37.13 0.72 412 10.6 52.8 484 — 10.6 48.8 473.7 11.2 453 93.1
2H-2, 50–60 9.25 7.68 2.678 2.638 558.99 27.91 –3.34 36.95 0.61 259 10.4 53.1 480 — 10.7 51.0 477.5 10.9 431 92.6
2H-2, 100–110 9.75 7.71 2.844 2.834 557.60 27.78 –3.55 36.95 0.73 276 10.6 53.0 481 — 10.4 52.8 471.5 10.6 436 92.7
2H-3, 0–10 10.25 7.66 2.650 2.658 558.71 27.91 –3.29 37.01 0.54 223 10.3 52.4 475 — 10.5 52.6 471.1 10.5 453 93.0
2H-3, 50–60 10.75 7.66 2.700 2.679 559.82 27.85 –3.70 37.31 0.68 288 10.5 — 483 — 10.0 51.9 466.6 10.2 442 92.0
2H-3, 100–110 11.25 7.63 2.640 2.641 560.19 27.94 –3.43 37.25 0.39 241 10.3 51.8 476 — 10.5 52.5 489.7 10.8 447 92.6
2H-3, 140–150 11.65 7.56 2.750 2.721 561.00 27.76 –4.19 — 0.60 281 11.0 51.4 484 — — — — — — —
2H-4, 0–10 11.75 7.61 2.600 2.625 560.15 28.02 –3.16 36.81 0.50 282 10.6 52.5 482 — 10.7 52.4 482.8 10.7 446 92.7
2H-4, 50–60 12.25 7.62 2.651 2.665 560.05 28.04 –3.07 36.95 — — 10.8 53.7 490 — 10.4 52.6 481.3 10.8 447 92.7
2H-4, 100–110 12.75 7.68 2.577 2.538 558.83 27.90 –3.34 36.45 0.48 284 10.8 51.6 483 — 10.5 52.5 480.4 10.8 443 92.5
2H-5, 0–10 13.25 7.63 2.666 2.625 558.93 27.74 –3.91 36.64 0.59 279 10.7 52.7 486 — 10.9 52.5 481.1 11.1 466 93.1
2H-5, 50–60 13.75 7.61 2.590 2.611 560.52 27.66 –4.46 36.78 0.86 260 10.4 50.3 474 — 10.3 50.0 465.3 10.6 490 93.8
2H-5, 100–110 14.25 7.65 2.590 2.564 560.34 27.84 –3.83 36.77 0.60 272 10.8 52.0 484 — 10.5 49.2 469.4 11.4 486 94.1
2H-5, 140–150 14.65 7.52 2.711 2.675 557.59 27.72 –3.77 — 0.66 276 10.7 50.0 476 — 10.7 50.2 483.1 11.4 489 93.8
2H-6, 0–10 14.75 7.57 2.629 2.692 — — — 37.04 0.98 278 11.0 — 485 — 10.7 50.1 476.5 11.6 486 93.7
2H-6, 50–60 15.25 7.63 2.649 2.685 560.83 27.53 –4.98 36.91 0.64 253 11.0 50.6 485 — 10.7 50.2 475.5 11.8 496 94.0
2H-6, 100–110 15.75 7.66 2.631 2.589 560.22 27.49 –5.01 37.06 0.58 273 10.8 50.4 484 — 11.0 50.0 493.9 11.8 479 92.8
2H-7, 0–10 16.25 7.64 2.613 2.594 560.57 27.58 –4.76 37.17 0.69 263 10.9 50.2 484 — 11.1 49.8 486.5 11.9 476 92.4
3H-1, 0–10 16.75 7.68 2.581 2.547 560.73 27.48 –5.13 36.47 0.75 282 10.8 49.9 485 — 10.9 49.9 481.0 11.5 482 93.3
2H-7, 60–70 16.85 7.66 2.642 2.663 561.10 27.57 –4.86 37.08 0.62 259 10.9 51.2 488 — 11.1 50.7 485.7 11.6 484 92.9
3H-1, 50–60 17.25 7.67 2.533 2.526 559.92 27.32 –5.54 36.53 0.58 306 — — — — 10.0 47.5 452.0 11.2 481 93.0
3H-1, 100–110 17.75 7.61 2.544 2.531 560.28 27.32 –5.59 36.44 0.43 289 10.8 48.6 484 — 10.7 49.3 488.2 11.2 488 93.4
3H-2, 0–10 18.25 7.62 2.479 2.504 560.21 27.51 –4.93 37.22 0.79 289 10.9 50.6 493 — 10.8 49.5 482.1 11.4 490 93.5
3H-2, 50–60 18.75 7.64 2.510 2.486 561.52 27.27 –5.98 36.67 0.60 276 10.8 49.4 489 — 11.0 51.1 479.9 11.4 492 93.7
3H-2, 100–110 19.25 7.62 2.494 2.442 558.67 27.21 –5.73 36.66 0.61 277 10.8 49.6 488 — 10.8 49.7 486.9 11.8 495 93.6
3H-2, 140–150 19.65 7.53 2.663 2.610 561.11 27.22 –6.08 — 0.71 336 10.9 48.7 486 — 10.8 50.1 482.8 11.7 502 93.6
3H-3, 0–10 19.75 7.55 2.531 2.592 561.16 27.07 –6.63 36.97 0.95 292 10.9 — 489 — 10.8 48.7 478.5 11.4 516 94.1
3H-3, 50–60 20.25 7.62 2.536 2.501 561.60 27.21 –6.19 37.11 0.72 281 10.7 — 488 — 10.4 49.3 472.5 11.5 515 93.7
3H-3, 100–110 20.75 7.55 2.577 2.563 559.10 27.51 –4.76 36.45 0.74 284 10.5 — 484 — 10.6 48.8 478.3 11.4 519 92.4
3H-4, 0–10 21.25 7.59 2.741 2.763 561.19 27.22 –6.08 36.61 0.91 292 — 48.8 484 — 10.7 49.2 479.9 11.5 476 92.4
3H-4, 50–60 21.75 7.70 2.785 2.762 560.97 27.23 –6.03 36.43 0.91 296 10.7 49.4 485 — 10.4 53.0 478.2 10.6 496 93.2
3H-4, 100–110 22.25 7.68 2.768 2.724 560.24 27.23 –5.91 36.83 1.19 295 10.6 49.6 478 — 10.8 49.6 480.6 11.5 478 92.8
3H-5, 140–150 24.15 7.63 2.676 2.596 558.63 27.82 –3.59 — 0.83 295 10.6 50.0 479 — 10.7 49.1 474.2 11.4 486 93.3
3H-6, 140–150 25.65 7.62 2.643 2.552 560.60 27.92 –3.57 — 0.69 306 10.6 50.8 484 — 10.3 50.4 482.4 12.1 487 93.5
329-U1367D-
2H-4, 40–50 12.35 7.67 2.562 2.585 559.16 27.93 –3.30 37.28 0.98 238 10.3 54.2 483 — 10.4 51.7 476.1 10.7 457 93.3
3H-1, 70–80 17.65 7.67 2.530 2.482 — — — 36.94 0.83 267 10.8 50.6 486 — 10.8 50.8 474.0 11.0 492 93.8
3H-2, 0–10 18.45 7.65 2.521 2.534 560.30 27.52 –4.90 36.84 1.04 261 10.6 50.9 480 — 10.8 49.4 483.9 11.4 489 94.0
3H-3, 0–10 19.95 7.67 2.546 2.587 560.68 27.51 –5.01 37.02 1.36 399 10.8 — 486 — 10.3 48.6 487.1 12.3 503 94.1
3H-3, 140–150 21.35 7.71 2.685 2.648 — — — — 0.97 283 — 50.3 487 — 10.8 49.7 481.2 11.6 494 93.5
3H-4, 70–80 22.15 7.65 2.571 2.572 560.11 27.43 –5.17 37.01 1.08 268 10.8 49.9 488 — 10.7 48.2 489.0 11.7 505 93.9
3H-4, 140–150 22.85 7.67 2.576 2.567 559.30 27.00 –6.54 37.16 0.82 251 10.7 49.4 487 — 10.8 49.9 479.5 11.5 496 92.8
3H-5, 70–80 23.65 7.67 2.497 2.528 559.64 27.40 –5.20 39.01 0.98 269 10.3 50.2 487 — 10.7 50.6 473.1 11.1 489 92.3
3H-5, 140–150 24.35 7.71 2.794 2.757 559.71 26.87 –7.05 — 1.48 314 10.8 48.3 488 —            
3H-6, 0–10 24.45 7.69 2.556 2.532 560.22 27.85 –3.76 36.92 1.19 267 10.2 51.5 484 — 10.3 48.8 482.0 11.8 479 92.5

ISE = ion-selective electrode, TITRAUTO = automated titration, TOC = total organic carbon analyzer, IC = ion chromatography, M-IC = Metrohm IC, Calc. anom. = calculated anomaly, UV-VIS = ultraviolet-visible, Spec. = spectrophotometry, Dx-IC = Dionex lC, ICPAES = inductively coupled plasma–atomic emission spectroscopy. BD = below detection. — = no data.

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