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Table T12. Interstitial water geochemistry corrected for drill fluid contamination, Hole C0018A.

Core,
section 		Whole-round
length (cm) 		Depth
(mbsf) 		pH Alkalinity (mM) Salinity Chlorinity
(mM) 		Na+
(mM) 		NH4+
(µM) 		Ca2+
(mM) 		Mg2+
(mM) 		Sr
(µM) 		Li
(µM) 		K+
(mM) 		PO43–
(µM) 		SO42–
(mM) 		Mn
(µM) 		Br–
(mM) 		Ba
(µM) 		B
(µM) 		Fe
(µM) 		Si
(µM)
333-C0018A-
1H-2 21.5 0.8 7.56 5.48 35.4 554 423 0.17 9.4 50.7 83 42 12.6 11.29 26.54 27.51 0.86 ND 493 5.89 695
1H-6 22 4.4 7.66 12.06 34.6 556 438 0.63 5.5 48.2 76 36 11.5 46.81 15.55 5.93 0.86 ND 507 6.23 682
2H-2 21.5 7.9 7.72 16.40 34.4 559 441 0.89 3.3 46.2 73 31 11.9 66.45 9.36 2.35 0.90 ND 533 6.87 701
2H-6 21.5 11.2 7.88 22.21 34.2 565 442 1.11 2.3 44.2 73 30 11.8 80.66 3.30 0.80 0.89 5.21 521 1.01 689
2H-10 21.5 14.6 7.94 26.06 34.2 562 433 1.24 1.9 44.6 82 27 11.3 97.42 0.44 0.18 0.89 91.32 533 ND 734
3H-5 22 20.7 7.84 26.04 33.9 563 447 1.57 1.6 39.2 82 21 10.1 104.11 0.46 1.27 0.93 183.86 458 1.08 625
4H-4 20 29.2 7.86 25.96 33.8 564 443 2.13 1.7 40.8 76 25 11.2 128.52 0.54 0.73 0.91 103.39 451 0.84 633
5H-4 21.5 38.9 7.84 27.41 34.2 569 447 2.64 1.8 40.6 71 28 11.2 127.82 0.71 1.30 0.92 83.34 452 1.89 684
6H-4 21 48.2 7.88 27.70 33.9 556 430 3.12 4.1 39.9 76 29 11.4 112.10 0.54 2.09 0.94 96.20 410 2.32 686
7H-4 23 57.6 7.88 29.79 34.2 560 437 3.74 1.9 39.8 75 32 11.5 97.41 0.50 1.08 0.94 99.62 399 1.77 618
8H-6 21 67.5 7.76 30.33 34.2 562 438 3.94 2.1 40.2 76 32 10.5 104.80 0.74 3.02 0.96 87.23 420 2.59 713
10H-4 21 83.1 7.81 31.00 34.3 560 436 4.45 2.3 39.3 80 32 10.4 114.23 0.43 1.99 0.99 82.63 406 2.41 744
11H-9 22 96.9 7.78 27.40 35.3 560 442 4.92 2.7 37.8 82 33 10.5 109.26 0.36 2.13 1.00 79.37 374 2.51 714
12H-5 21.5 103.4 7.81 29.54 34.5 562 447 5.18 2.6 35.6 80 33 10.6 90.32 0.45 1.10 1.00 75.87 363 2.94 694
13H-6 22 112.5 7.79 29.40 34.1 563 449 5.39 2.8 34.9 81 36 10.5 91.69 ND 0.87 0.99 75.69 369 2.10 712
14H-5 21.5 122.4 7.87 27.03 34.0 566 458 6.05 2.3 33.0 71 65 11.6 52.38 0.38 1.28 1.00 69.08 341 ND 685
15H-5 22 130.1 7.80 27.66 34.1 576 466 6.13 3.2 33.2 81 39 11.2 65.78 0.43 1.86 0.99 70.21 311 2.29 710
16H-12 25 143.9 7.89 26.69 34.2 562 456 6.74 3.0 32.1 75 41 10.9 52.07 0.39 2.11 1.03 65.21 303 3.51 733
17H-5 26 149.2 7.82 26.56 34.0 568 462 6.78 3.5 31.4 83 41 10.2 60.10 ND 2.02 1.02 65.62 306 3.92 748
18H-4 27.5 157.7 7.88 25.84 33.9 579 475 7.28 3.8 30.2 84 41 10.7 51.56 ND 0.94 1.04 63.55 257 1.99 691
19H-4 26.5 162.5 7.78 24.08 34.6 568 467 7.20 3.9 30.4 85 42 10.8 56.31 0.61 1.12 1.09 59.27 257 1.20 751
20H-5 21 168.7 7.84 24.06 34.1 567 466 7.75 3.6 30.3 77 43 10.7 41.79 0.32 0.88 1.03 53.58 230 2.49 656
21H-3 20 176.6 7.86 23.53 33.8 566 468 7.85 4.0 29.2 80 44 10.3 45.76 0.33 0.96 1.07 50.02 230 ND 725
22H-5 30 181.0 7.82 22.43 33.9 568 470 8.05 3.7 29.4 75 43 11.3 50.24 0.44 0.79 1.06 45.54 215 1.83 709
24T-3 27 193.5 7.74 24.17 34.1 570 470 7.77 4.6 29.0 81 41 10.1 76.99 0.91 0.75 1.04 36.85 216 2.05 715
27T-5 24 223.4 7.84 25.41 34.4 573 470 9.56 5.1 28.6 78 40 10.6 79.88 0.67 1.09 1.03 26.89 169 0.93 575
28T-4 26 232.6 7.79 25.14 35.0 572 472 9.38 5.1 28.3 79 46 9.1 97.33 0.88 1.50 1.06 24.28 182 1.42 705
29T-6 30 243.8 7.75 24.31 34.2 571 472 9.02 5.3 27.9 79 45 9.1 71.71 1.00 1.81 1.08 21.72 162 4.40 590
31X-4 31.5 260.5 7.67 25.02 34.9 578 476 9.07 5.7 29.0 84 43 9.1 71.14 0.70 1.54 1.08 22.88 180 2.48 689
33X-6 25.5 281.0 7.70 25.00 34.5 577 474 8.72 6.2 28.8 89 41 8.5 60.44 0.59 1.26 1.12 24.78 138 1.23 641
34X-6 24 289.9 7.62 22.98 34.5 578 477 8.67 6.3 28.9 89 46 9.5 52.52 0.94 1.47 1.12 26.08 163 1.15 636
35X-4 21.5 298.0 7.69 23.23 35.1 577 477 9.54 6.1 28.2 90 49 9.4 44.09 1.12 1.51 1.12 28.15 140 ND 734
36X-5 24 308.2 7.64 22.98 34.7 581 482 9.37 6.6 27.9 96 50 8.3 36.10 1.37 1.74 1.08 29.89 153 3.41 712

ND = not detected.

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