"Table 10. Interstitial water composition, Hole 998A." Note: BDL = below detection limit. Leg Hole Core Section Interval Top of core pH Alkalinity Salinity Chloride Sodium Magnesium Calcium Sulfate Phosphate Ammonium Silica Potassium Iron Manganese Strontium Rubidium Lithium mbsf (mM) (g/Kg) (mM) (mM) (mM) (mM) (mM) (micro M) (micro M) (micro M) (mM) (micro M) (micro M) (micro M) (micro M) (micro M) 165 998A 1H 3 145-150 4.5 7.64 3.79 34 569 463 51.41 10.72 27.29 2 151 11.2 1 12.5 163 2.07 67 165 998A 3H 3 145-150 22.8 7.64 4.73 34 570 487 51.463 10.91 28.3 2 270 211 11.78 2 36.5 236 2.1 70 165 998A 6H 3 145-150 51.3 7.55 2.96 34 573 478 48.21 12.92 27.12 1 577 149 11.45 4 4.5 424 1.94 87 165 998A 9H 3 145-150 79.8 7.48 3.36 34 576 476 45.61 14.34 27.03 2 494 153 11.58 2 5.5 526 2.17 116 165 998A 12H 3 145-150 108.3 7.48 3.7 34 576 465 40.37 15.58 23.87 2 546 236 11.9 2 8 643 2.89 119 165 998A 15H 3 145-150 136.8 7.67 4.67 34 577 497 38.41 18.65 24.7 2 728 420 13.11 2 10.5 581 3.55 92 165 998A 18X 2 145-150 163.8 7.67 5.08 34 569 488 36.15 20.49 26 5 193 954 12.33 1 24.5 610 3.61 112 165 998A 21X 3 145-150 190 7.27 5.57 34 575 484 33.64 21.98 23.77 3 927 840 14.11 5 6.5 680 5.1 260 165 998A 24X 3 145-150 218.9 7.24 5.78 34 577 504 33.04 22.48 24.12 4 71 1176 13.31 7 5 583 4.79 128 165 998A 27X 3 145-150 247.7 7.51 5.78 34 564 497 31.69 23.45 23.36 4 625 1111 13.63 3 5.5 714 4.67 162 165 998A 31X 3 145-150 286.2 7.4 4.22 34 571 496 30.95 23.08 23.65 3 521 914 12.28 2 3.5 756 4.3 192 165 998A 34X 3 145-150 315 7.44 5.45 34 581 495 32.44 22.17 23.93 3 119 1118 12.14 8 3.5 798 4.88 186 165 998A 37X 3 145-150 343.9 7.4 3.03 34 579 492 30.7 22.79 21.77 3 162 822 12.36 2 4.5 671 4.05 212 165 998A 40X 3 145-150 372.9 7.3 4.37 34 576 494 30.16 23.76 22.08 2 184 782 10.97 19 3 802 3.49 196 165 998A 44X 2 145-150 409.8 7.34 3.05 34 576 624 34.74 22.73 22.36 2 191 699 14.57 3 3 658 2.95 180 165 998A 48X 1 145-150 446.8 7.43 2.44 34 581 497 29.94 24.54 21.49 2 667 540 9.66 2 2.5 780 2.45 204 165 998A 52X 3 145-150 488.2 7.57 3.21 34 575 515 29.11 25.43 20.97 2 284 679 8.72 2.5 679 2.26 216 165 998A 55X 2 145-150 515.5 7.57 2.43 34 579 508 29.96 24.8 21.8 2 295 753 8.72 2.5 573 1.9