Table 10. Interstitial water composition for Hole 1075A.
Core, section,
interval (cm)
Depth
(mbsf)
pH
Alkalinity
(mM)
Salinity
Cl- (titr)
(mM)
Cl- (IC)
(mM)
SO42-
(mM)
Na+
(mM)
Mg2+
(mM)
Ca2+
(mM)
K+
(mM)
H4SiO4 (µM)
NH4+
(µM)
PO43-
(µM)
Sr2+
(µM)
175-1075A-













 
1H-1, 88-98 0.88 7.83 1.776 35.5 552 550 27.76 470 52.6 10.3 13.1 511 206 6 91
2H-1, 140-150 2.90 7.78 4.281 35.5 553 550 27.51 474 52.6 9.9 12.5 683 322 10 92
2H-1, 140-150 4.40 7.65 4.697 35.5 554 553 28.35 476 53.5 9.9 12.8 750 375 13 91
2H-3, 140-150 5.90 7.72 5.524 35.5 555 548 26.44 477 52.3 9.8 12.2 779 542 26 93
2H-4, 140-150 7.40 7.71 7.132 35.5 558 553 25.56 480 52.3 9.5 12.7 822 654 27 93
2H-5, 140-150 8.90 7.77 8.144 35.5 558 549 25.19 482 51.5 9.5 12.5 808 858 28 93
2H-6, 140-150 10.40 7.41 10.504 35.5 558 553 25.00 483 52.1 9.2 13.0 826 885 44 93
3H-1, 140-150 12.40 7.83 13.039 35.5 557 553 22.10 481 51.0 9.0 12.9 768 1265
94
3H-2, 140-150 13.90 7.20 14.514 35.5 559 556 20.65 484 50.2 8.8 13.4 764 1273
95
3H-3, 140-150 15.40 7.82 15.601 35.5 559 555 17.70 483 49.3 8.0 12.6 750 1312
96
3H-5, 140-150 18.40 7.92 21.715 35.0 562 557 13.55 484 48.9 7.6 13.1 359 1575
97
3H-6, 140-150 19.90 7.99 22.418 35.0 563 562 12.14 484 49.0 7.4 13.2 781 1703 46 100
4H-1, 140-150 21.90 7.81 26.647 35.0 566 563 9.55 488 48.9 6.6 12.7 766 1847 44 102
4H-2, 140-150 23.40 8.50 28.342 35.0 564 562 7.34 485 48.1 6.6 12.7 638 1975
104
4H-3, 140-150 24.90 7.96 29.976 35.0 563 566 5.57 485 47.4 6.3 12.4 764 1726 67 106
4H-4, 140-150 26.40 8.00 32.495 35.0 564 563 3.88 483 47.7 6.4 12.8 739 1854 26 107
4H-5, 140-150 27.90 8.02 34.615 35.0 563 567 2.71 484 47.1 6.1 12.6 759 1901 64 108
4H-6, 140-150 29.40 7.97 36.021 35.0 566 565 1.35 487 46.5 5.9 12.5 759 2073 62 112
5H-1, 140-150 31.40 8.20 37.027 34.5 567 560 0.08 490 45.4 5.3 12.5 772 2194
118
5H-2, 140-150 32.90 7.90 36.518 35.0 565 561 0.00 486 46.2 5.5 12.4 786 2141 61 120
5H-3, 140-150 34.40 7.98 37.827 35.0 565 565 0.00 488 45.6 5.5 12.6 793 2156 76 122
5H-4, 140-150 35.90 7.94 37.028 35.0 567 564 0.01 490 45.5 5.3 12.4 775 2254 72 124
5H-5, 140-150 37.40 7.56 35.159 35.0 567 560 0.00 487 45.4 5.5 13.1 768 2699
125
5H-6, 140-150 38.90

35.0 565 567 0.00 452 44.7 5.5 13.1 806 2669
120
6H-1, 140-150 40.90 8.02 37.965 35.0 573 567 0.00 497 45.4 5.4 12.7 790 2473 61 124
6H-2, 140-150 42.40 8.11 40.033 35.0 568 564 0.28 493 45.7 5.4 12.9 777 2669 36 120
6H-3, 140-150 43.90 7.84 38.094 35.0 565
0.00



705 2556
123
6H-4, 140-150 45.40 7.46 37.989 34.5 565 564 0.00 492 44.0 5.1 12.9 815 3001 102 124
6H-5, 140-150 46.90 7.49 37.362 34.5 564 569 0.00 489 44.1 5.6 13.2 788 2556 97 121
6H-6, 140-150 48.40 8.12 38.301 34.5 566 552 0.00 491 44.7 5.2 12.9 797 2578 100 122
7H-1, 140-150 50.40 7.60 37.752 34.5 563 569 0.00 487 44.8 5.6 13.0 902 2903 133 118
7H-2, 140-150 51.90 7.79 37.710 34.5 565 566 0.31 489 45.3 5.7 12.6 802 2888 125 117
7H-3, 140-150 53.43 7.78 38.727 34.5 561 562 0.39 488 44.4 5.6 13.1 831 2910 120 123
7H-4, 140-150 54.97 8.15 39.312 34.5 566 571 0.00 491 44.6 6.0 13.1 835 3582 124 124
7H-5, 140-150 56.47 7.77 39.583 34.5 558 572 0.00 486 43.7 5.5 13.4 828 3522 133 123
7H-6, 140-150 57.97 7.86 37.508 34.5 564 571 0.06 489 44.2 5.6 12.9 857 2933 134 121
8H-3, 140-150 62.95 7.77 40.446 34.5 561 561 0.00 488 44.1 5.6 13.3 824 3212 122 123
9H-3, 140-150 72.40 7.59 41.518 34.5 564 572 0.00 492 43.8 5.7 13.9 848 3386 95 123
10H-3, 120-130 81.70 7.42 41.382 34.5 564 568 0.00 496 42.4 5.6 13.7 875 3839 77 123
11H-3, 120-130 90.88 7.70 41.148 34.5 565 561 0.00 495 43.1 6.0 13.5 866 3952 72 126
12H-3, 150-160 101.00 7.76 40.225 34.5 563 564 0.00 493 42.2 5.8 13.6 877 4246 68 127
15H-3, 120-130 128.08 7.23 36.349 34.5 564 559 0.19 497 39.5 5.8 13.6 882 4805 51 126
18H-3, 120-130 157.70 7.70 34.575 34.0 568 565 0.00 502 37.0 6.2 13.8 1038 5295 88 126
21H-6, 140-150 190.90 7.56 34.828 34.0 568 574 0.00 508 34.0 6.5 13.7 1003 6087 54 128

Notes: Cl- (titr) = analyzed by titration; Cl- (IC) = analyzed by ion chromatography. Empty cells = not analyzed.