Table T12. Pore fluid composition, Hole 1176A.
Hole, core,
section,
interval (cm) |
Depth (mbsf)
|
pH (ISE)
|
Alk (T)
(mM) |
Sal (R)
|
Cl (T)
(mM) |
SO4 (I)
(mM)
|
Na (CB)
(mM) |
Mg (I)
(mM) |
Ca (I)
(mM) |
K (I)
(mM) |
H4SiO4
(S) (µM)
|
NH4
(S) (mM)
|
---|---|---|---|---|---|---|---|---|---|---|---|---|
190-1176A- | ||||||||||||
1H-1, 140-150 | 1.40 | 7.67 | 6.0 | 34.0 | 549.0 | 25.9 | 482 | 47.9 | 8.72 | 11.4 | 737 | 0.45 |
1H-2, 140-150 | 2.90 | 7.63 | 9.7 | 34.0 | 552.0 | 22.2 | 485 | 47.0 | 7.84 | 11.1 | 687 | |
1H-3, 140-150 | 4.40 | 7.76 | 11.7 | 34.0 | 551.0 | 19.8 | 483 | 46.6 | 7.34 | 10.9 | 767 | 0.98 |
1H-4, 140-150 | 5.90 | 8.06 | 13.6 | 34.0 | 552.0 | 17.8 | 485 | 45.6 | 6.66 | 10.9 | 757 | |
1H-5, 85-95 | 6.85 | 8.07 | 15.1 | 34.0 | 552.0 | 16.4 | 485 | 45.3 | 6.18 | 10.8 | 705 | 1.33 |
2H-1, 140-150 | 8.80 | 7.75 | 20.1 | 33.0 | 552.0 | 9.6 | 483 | 43.6 | 4.55 | 10.6 | 722 | |
2H-2, 140-150 | 10.30 | 8.01 | 21.8 | 33.5 | 552.0 | 8.2 | 483 | 42.8 | 4.28 | 10.7 | 703 | 1.98 |
2H-3, 140-150 | 11.80 | 8.10 | 23.1 | 33.5 | 551.0 | 6.4 | 482 | 42.5 | 3.86 | 10.5 | 752 | |
2H-4, 140-150 | 13.30 | 7.80 | 24.2 | 33.0 | 551.0 | 5.0 | 482 | 42.1 | 3.26 | 10.6 | 744 | 2.08 |
2H-5, 140-150 | 14.80 | 8.06 | 25.1 | 33.0 | 552.0 | 3.7 | 483 | 40.8 | 3.37 | 11.2 | 754 | |
2H-6, 90-100 | 15.80 | 7.80 | 26.2 | 33.0 | 552.0 | 2.4 | 480 | 41.8 | 3.19 | 10.3 | 735 | 2.36 |
3H-2, 140-150 | 19.80 | 7.89 | 28.3 | 33.0 | 552.0 | 0.7 | 481 | 41.0 | 3.05 | 10.2 | 785 | |
3H-4, 140-150 | 22.80 | 8.07 | 29.2 | 33.0 | 552.5 | 0.0 | 480 | 41.4 | 3.03 | 9.8 | 837 | 2.59 |
3H-6, 91-101 | 25.31 | 8.14 | 29.0 | 33.0 | 552.0 | 0.0 | 478 | 41.8 | 3.26 | 9.6 | 718 | |
4H-2, 140-150 | 29.30 | 8.12 | 28.7 | 33.0 | 551.0 | 0.4 | 480 | 39.0 | 4.73 | 10.1 | 711 | 3.27 |
4H-5, 140-150 | 33.80 | 8.15 | 28.7 | 33.0 | 551.5 | 0.4 | 481 | 39.9 | 3.32 | 9.9 | 722 | |
5H-1, 135-150 | 37.25 | 7.80 | 28.8 | 33.0 | 551.0 | 0.0 | 482 | 39.4 | 3.11 | 9.8 | 3.14 | |
5H-5, 74-89 | 42.64 | 7.82 | 27.6 | 33.0 | 551.0 | 0.0 | 481 | 39.0 | 3.17 | 9.7 | 770 | |
6H-4, 135-150 | 51.25 | 7.82 | 27.3 | 32.5 | 550.0 | 0.0 | 483 | 37.4 | 2.98 | 9.8 | 826 | 3.58 |
7H-4, 130-150 | 60.70 | 7.84 | 26.1 | 32.5 | 551.0 | 0.4 | 485 | 36.1 | 3.20 | 10.1 | 752 | |
9H-3, 135-150 | 78.25 | 7.88 | 25.0 | 32.5 | 550.0 | 0.0 | 484 | 35.2 | 3.20 | 10.1 | 757 | |
10H-2, 135-150 | 86.25 | 7.82 | 25.0 | 32.5 | 550.0 | 0.3 | 485 | 34.7 | 3.45 | 9.8 | 752 | 4.51 |
11H-4, 130-150 | 98.70 | 7.86 | 24.8 | 32.5 | 551.0 | 0.0 | 487 | 34.2 | 3.31 | 9.8 | 711 | |
12H-4, 130-145 | 107.27 | 7.85 | 23.8 | 32.5 | 550.5 | 0.1 | 486 | 33.9 | 3.24 | 9.5 | 847 | |
13H-1, 130-150 | 113.20 | 7.86 | 23.9 | 32.5 | 550.0 | 0.0 | 485 | 34.3 | 3.29 | 9.6 | 735 | 4.10 |
14H-4, 135-150 | 127.25 | 7.83 | 23.6 | 32.5 | 549.0 | 0.0 | 485 | 33.6 | 3.45 | 9.5 | 804 | |
15H-3, 135-150 | 135.25 | 7.62 | 23.5 | 32.5 | 548.0 | 0.0 | 484 | 33.4 | 3.69 | 9.0 | 741 | |
16H-5, 135-150 | 147.75 | 7.87 | 21.5 | 32.5 | 548.0 | 0.0 | 484 | 32.6 | 3.85 | 8.9 | 774 | 3.77 |
17H-4, 135-150 | 155.75 | 7.87 | 21.4 | 32.0 | 547.0 | 0.0 | 482 | 33.4 | 3.93 | 8.6 | 798 | |
19H-3, 130-150 | 166.70 | 7.64 | 20.3 | 32.0 | 548.0 | 0.1 | 484 | 31.8 | 4.26 | 8.5 | 856 | |
21X-5, 130-150 | 187.50 | 32.0 | 545.5 | 0.0 | 479 | 31.6 | 5.51 | 8.7 | 811 | 3.64 | ||
22X-3, 130-150 | 194.20 | 7.57 | 19.4 | 32.0 | 545.5 | 0.0 | 480 | 31.8 | 4.91 | 8.4 | 886 | |
23X-2, 125-150 | 202.25 | 32.0 | 544.5 | 0.0 | 477 | 31.5 | 5.24 | 8.5 | 869 | |||
24X-4, 125-150 | 214.85 | 7.52 | 16.5 | 32.0 | 544.0 | 0.1 | 476 | 31.1 | 5.39 | 8.4 | 914 | 2.91 |
25X-2, 125-150 | 221.45 | 32.0 | 543.0 | 0.0 | 474 | 30.6 | 5.48 | 8.6 | 837 | |||
26X-2, 125-150 | 231.05 | 31.5 | 540.0 | 0.1 | 473 | 28.8 | 5.77 | 8.7 | 642 | |||
27X-1, 125-150 | 239.15 | 7.84 | 11.2 | 31.5 | 540.5 | 0.4 | 474 | 27.9 | 6.27 | 8.3 | 653 | 2.19 |
36X-2, 69-84 | 325.62 | 32.5 | 560.0 | 2.7 | 484 | 36.6 | 7.20 | 7.1 | ||||
37X-1, 41-61 | 334.51 | 15.0 | 32.0 | 560.5 | 2.5 | 484 | 37.0 | 7.14 | 6.9 | |||
39X-1, 25-45 | 353.65 | 33.5 | 557.5 | 6.9 | 40.3 | 7.68 | 7.8 | |||||
40X-1, 50-75 | 363.50 | 15.0 | 33.0 | 557.5 | 6.8 | 480 | 40.6 | 8.00 | 7.3 | |||
43X-1, 130-150 | 393.00 | 34.5 | 558.0 | 17.3 | 45.7 | 9.17 | 7.0 | |||||
48X-CC, 0-5 | 440.00 | 35.5 |
Note: ISE = ion selective electrode, Alk = alkalinity, T = titration, Sal = salinity, R = refractometry, I = ion, CB = charge balance, S = spectrophotometry.