Table T20. Interstitial water analyses, Site 1258.
Core, section,
interval (cm)
Depth
Salinity
Alkalinity
(mM)
pH
Cl–
(mM)
*SO42–
(mM)
NH4+
(然)
*H4SiO4
(然)
B
(mM)
Li+
(然)
Sr2+
(然)
Ca2+
(mM)
K+
(mM)
Mg2+
(mM)
Ba2+
(然)
Fe2+
(然)
Mn2+
(然)
Na+
(mM)
Na+
diff
(mbsf)
(mcd)
207-1258A-



















1R-1, 145–150 1.45 1.45 35.0 3.23 7.55 558 24.4 20 414 0.51 30 86 11.1 12.3 54.8 8 1 1.0 514 485
1R-2, 145–150 2.95 2.95 35.5 3.41 7.48 561 28.2 30 396 0.51 36 95 11.3 11.2 51.6 7 1 1.2 478 495
3R-4, 145–150 20.15 20.15 35.5 4.55 7.24 563 26.9 50 800 0.42 45 123 13.2 11.3 51.1 9 3 5.2 499 492
4R-4, 145–150 29.75 29.75 35.7 5.03 7.26 566 25.4 75 696 0.40 51 134 14.0 10.9 49.2 7 7 5.1 470 495
5R-3, 145–150 37.65 42.15 35.7 5.02 7.25 567 24.7 130 618 0.43 56 141 13.7 11.8 49.0 7 10 5.3 476 495
6R-4, 145–150 48.75 49.27 35.5 4.71 7.35 562 24.1 160 603 0.41 62 157 14.7 11.8 48.6 7 9 5.6 491 488
7R-4, 145–150 58.15 59.14 35.3 5.20 7.31 558 24.0 170 762 0.42 70 175 16.2 11.8 49.2 7 17 6.8 498 479
8R-4, 140–150 68.07 69.92 35.5 5.82 7.13 562 22.6 275 686 0.41 77 185 15.3 10.8 45.6 7 21 8.0 469 491
9R-6, 140–150 80.80 81.05 35.5 5.25 7.12 562 22.5 285 633 0.42 84 199 15.2 9.4 42.7 7 16 6.7 437 496
10R-3, 140–150 86.00 86.63 35.3 5.72 7.13 560 21.3 300 639 0.40 89 209 16.6 9.7 44.4 8 35 7.7 469 485
11R-5, 135–145 98.65 98.35 35.3 5.40 7.29 555 19.6 260 556 0.38 96 219 18.2 9.3 46.4 7 22 5.0 482 470
12R-5, 140–150 108.30 108.69 35.0 6.17 7.13 558 20.2 380 670 0.41 105 246 18.3 9.0 45.1 7 35 6.1 476 477
13R-4, 140–150 116.40 117.01 35.0 5.06 7.19 ND 18.0 550 800 0.42 110 251 18.1 8.2 43.1 7 52 5.8 463 ND
17R-4, 140–150 154.95 176.79 34.0 6.60 7.10 557 14.1 565 863 0.41 132 291 16.9 6.0 34.7 8 2 3.0 394 488
20R-2, 140–150 181.00 204.43 34.3 5.58 7.19 566 12.6 520 758 0.43 142 325 17.9 6.1 37.0 8 1 3.4 437 486
22R-3, 140–150 201.50 224.93 33.5 6.90 7.07 ND 10.7 630 690 0.44 150 338 19.2 6.1 38.1 8 4 2.7 463 ND
24R-3, 139–150 220.69 244.12 33.0 5.13 7.20 561 9.7 720 584 0.42 153 369 18.8 6.0 38.0 8 2 2.4 463 470
26R-2, 140–150 238.50 260.95 34.0 5.19 7.21 556 8.9 750 514 0.41 164 379 19.5 5.5 34.9 14 7 2.8 450 469
28R-5, 140–150 262.30 284.75 33.7 6.35 7.18 559 6.6 770 489 0.42 169 413 20.7 5.4 33.2 10 11 2.1 471 470
30R-2, 140–150 277.10 299.47 33.3 7.00 7.08 558 6.1 975 500 0.42 172 431 19.9 5.0 33.0 8 15 1.8 466 469
32R-5, 140–150 300.90 324.11 32.5 6.48 7.08 558 5.1 965 478 0.44 175 458 19.9 5.2 33.8 8 14 1.3 484 465
35R-3, 140–150 326.80 349.67 32.0 4.89 7.16 552 3.5 1035 572 0.49 170 471 18.0 4.5 31.0 9 3 1.3 443 464
37R-2, 140–150 344.60 367.47 ND ND ND ND ND 890 ND ND ND ND 17.3 5.0 31.8 ND ND ND 468 ND
39R-1, 63–73 361.53 382.27 31.5 4.59 7.22 538 3.5 1025 576 0.45 165 477 18.3 4.1 30.9 10 2 1.1 434 450
207-1258B-



















14R-4, 140–150 133.80 134.22 34.5 5.93 7.11 561 15.9 445 738 0.42 124 272 17.9 7.1 40.6 8 5 4.5 458 481
18R-3, 140–150 170.90 171.49 33.7 7.38 7.13 559 12.3 510 894 0.40 141 313 20.3 6.7 42.9 8 2 2.4 508 464
33R-4, 140–150 307.00 329.81 32.5 3.83 7.26 541 3.6 950 463 0.44 177 455 19.7 4.8 33.5 15 7 1.2 471 444
36R-3, 90–100 334.00 346.81 32.3 3.43 7.41 552 3.1 1120 447 0.40 178 447 17.2 4.7 30.3 10 3 1.1 448 465
39R-5, 135–150 366.35 384.10 30.5 5.97 7.24 530 1.4 990 618 0.47 170 477 17.9 3.9 29.2 10 6 1.0 415 443
43R-2, 110–120 390.40 412.51 ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND ND
45R-2, 75–85 399.25 420.08 31.5 7.24 7.08 552 0.7 1375 578 0.52 178 511 17.6 4.2 28.1 36 3 0.6 449 467
46R-1, 31–44 403.41 425.47 31.5 6.19 7.12 553 1.4 1290 602 0.51 173 498 18.3 4.4 29.6 37 34 0.7 467 464
51R-2, 20–29 427.92 452.24 30.5 6.13 7.33 543 0.4 1115 627 0.54 172 541 17.4 4.0 27.6 76 1 0.8 453 458
52R-2, 70–80 433.71 458.03 31.0 6.10 7.23 541 0.2 1350 429 0.51 176 542 17.5 3.9 26.5 79 1 0.6 452 457
54R-3, 0–10 444.38 468.86 30.5 5.93 7.22 542 0.1 1185 299 0.51 175 543 17.0 3.6 26.5 79 5 0.4 468 459
55R-3, 58–68 448.27 475.13 30.3 6.50 7.22 536 0.2 1335 209 0.43 172 554 16.8 3.6 27.2 78 2 0.7 474 453
207-1258C-



















30R-1, 112–122 462.52 495.02 28.3 5.58 7.57 494 0.1 925 280 0.51 164 557 16.7 3.9 28.8 63 1 0.6 455 406
34R-2, 135–150 483.55 516.05 26.0 4.60 7.45 465 0.4 825 222 0.49 158 541 14.6 3.2 23.5 48 4 0.6 398 392

Notes: * = ICP-AES. ND = not determined.