"Table T6. Composition of interstitial waters, Site 1121." "Core, section, interval (cm)" Depth (mbsf) Salinity Cl- (mM) pH Alkalinity (mM) Na+ (mM) Mg2+ (mM) Ca2+ (mM) SO42- (mM) HPO42- (uM) NH4+ (uM) H4SiO4 (uM) K+ (mM) Li+ (uM) Sr2+ (uM) 181-1121B- "1H-4, 145-150" 5.95 34.5 554 7.64 2.83 471 52 10.6 28 1.5 23 588 13.2 27 92 "2H-4, 140-150" 15.4 34.5 565 7.58 2.9 478 53.3 11.9 28.2 1.1 50 597 12.6 27 105 "3H-4, 140-150" 24.9 34.5 562 471 54.2 12.3 27.8 1.1 47 623 13.2 27 110 "6X-1, 140-150" 34.1 34.5 562 7.56 3.22 470 54.1 12.9 26.9 0.9 24 661 11 28 114 "7X-3, 140-150" 46.7 34.5 562 7.56 2.7 478 51.1 12.3 26.9 0.9 17 676 11.1 28 113 "8X-4, 140-150" 57.9 34.5 563 7.58 2.77 476 51.4 13.4 26.8 0.9 53 738 10.5 29 124 "9X-4, 140-150" 67.5 34.5 562 7.6 2.76 477 51.1 12.9 26.7 0.7 17 716 10.1 29 126 "10X-2, 140-150" 74.1 34.5 562 7.7 3.37 475 51.3 13.8 26.7 0.7 23 700 9.8 29 125 "11X-2, 140-150" 83.8 34.5 564 7.49 2.97 474 51.4 14.6 26 0.9 83 757 10 32 141 "12X-1, 140-150" 91.9 34.5 561 7.55 3.2 475 50.1 13.9 26 1.1 86 674 9.7 32 139 "15X-1, 140-150" 120.8 34 557 7.6 3.29 464 49.1 16.9 24.2 1.1 187 599 8.3 45 174 "17X-2, 140-150" 132.9 34.5 549 7.6 3.17 458 47.3 16.6 23 2.1 96 742 8.1 48 176