Table T15. Interstitial water geochemical data, Hole 1242A.
Core, section, interval (cm)
Depth
pH
Alkalinity (mM)
Salinity
Cl-
(mM)
Na+ (mM)
SO42- (mM)
HPO42- (然)
NH4+ (mM)
H4SiO4 (然)
Mn2+ (然)
Fe2+
(然)
Ca2+ (mM)
Mg2+ (mM)
B
(然)
Sr2+
(然)
Ba2+
(然)
Li+
(然)
K+
(mM)
(mbsf)
(mcd)
202-1242A-



















1H-1, 145-150 1.45 1.45 7.69 3.9 35.0 552 478 27.6 10 BDL 468 5.8 0.3 9.9 50.7 529 85 BDL 23 12.0
2H-3, 145-150 11.17 12.57 7.91 11.5 34.0 554 479 19.4 23 0.65 653 1.4 0.8 8.4 48.7 536 84 5 21 11.8
3H-3, 145-150 20.67 23.37 7.92 27.1 33.0 559 488 0.7 34 2.63 696 0.7 1.1 3.0 40.4 598 94 52 22 12.4
4H-3, 145-150 30.18 34.43 7.46 25.7 33.0 559 493 BDL 60 4.26 783 0.6 1.5 2.5 36.8 570 109 196 24 13.5
5H-3, 145-150 39.67 43.97 7.52 26.2 33.0 557 492 BDL 53 5.11 810 1.4 2.5 2.8 35.8 523 124 244 34 14.0
6H-3, 145-150 49.17 53.97 7.54 27.7 33.0 559 492 BDL 47 5.73 897 1.4 7.4 3.2 37.0 544 136 271 42 14.3
7H-3, 145-150 58.67 63.82 7.52 27.7 33.0 560 493 BDL 39 6.26 908 1.4 4.0 3.7 36.2 538 143 283 47 15.0
8H-3, 145-150 68.15 74.60 7.34 28.1 34.0 559 494 BDL 35 6.86 897 1.5 8.6 4.1 35.0 529 151 296 57 14.9
9H-3, 145-150 77.65 83.50 7.34 26.8 32.0 549 484 BDL 31 7.13 1011 1.4 14.9 4.4 34.6 544 160 310 65 14.2
10H-3, 145-150 87.15 93.60 7.20 25.7 33.0 559 491 BDL 21 7.88 946 1.3 16.6 4.8 34.2 540 175 338 82 15.8
11H-3, 145-150 96.67 104.32 7.08 22.7 33.0 559 486 BDL 22 7.73 1136 1.1 19.3 5.5 34.6 531 185 312 92 15.3
13H-3, 145-150 115.66 124.89 8.04 20.7 32.0 554 481 BDL 14 7.90 1136 1.5 8.0 6.9 32.5 519 199 290 118 15.3
15H-3, 145-150 134.66 146.24 7.68 16.9 33.0 562 482 BDL 6 8.07 968 1.3 10.5 8.5 31.9 448 255 563 167 15.8
17H-3, 145-150 153.65 169.48 7.35 11.5 32.0 563 473 BDL 3 7.92 919 1.4 12.4 11.8 31.2 426 298 707 239 15.9
19H-2, 145-150 171.16 191.54 6.88 12.5 32.0 564 468 BDL 2 7.35 1321 3.3 64.2 17.6 29.7 531 378 872 310 14.4
21X-3, 145-150 188.45 210.13 6.95 9.9 33.0 559 449 1.4 2 6.70 1376 4.5 110.9 23.5 30.7 525 373 151 310 14.5
23X-3, 140-150 207.71 232.39 6.83 7.2 33.0 559 435 3.2 2 5.80 1240 10.6 115.5 31.7 30.7 470 390 65 283 13.3
25X-3, 140-150 226.70 255.13 6.85 5.5 33.0 564 404 2.1 BDL 4.99 1327 14.3 131.9 51.6 27.3 439 488 96 276 12.1
27X-3, 140-150 245.60 275.48 6.69 3.3 34.0 564 363 3.3 BDL 3.73 1408 12.6 78.3 76.6 23.9 351 466 88 191 9.6

Note: BDL = below detection limit (SO42- = 0.6 mM, HPO42- = 1 然, NH4+ = 0.42 mM, Ba2+ = 0.1 然).