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Table T23. Interstitial water geochemistry, Hole U1305A.

Core, section,
interval (cm)
Depth
(mbsf)
Anions (mM) pH Alkalinity
(mM)
Salinity
(g/kg)
Major cations (mM) Minor and trace constituents (µM) Sr/Ca
(µM/mM)
SO42– Cl Na+ K+ Mg2+ Ca2+ NH4+ B Ba2+ Fe2+ Li+ Mn2+ H4SiO4 Sr2+
303-U1305A-
1H-1, 145–150 1.45 21.52 560 7.37 9.12 36 481 11.66 51.89 7.81 658 525 0.3 9.2 18.9 23.5 720.9 79.2 10.1
2H-1, 145–150 10.35 17.22 563 7.27 10.81 35 481 11.91 50.68 6.92 622 551 0.3 15.7 17.2 31.5 634.3 73.1 10.6
3H-1, 145–150 19.85 13.38 565 7.31 12.25 35 482 11.62 49.03 6.07 676 541 0.5 15.8 15.3 21.6 714.9 71.6 11.8
4H-1, 145–150 29.35 8.81 567 7.46 14.95 35 484 11.25 46.53 5.36 861 552 0.6 5.2 14.0 32.3 657.3 67.1 12.5
5H-1, 145–150 38.85 4.84 564 7.37 16.57 35 481 10.76 45.16 4.15 1001 538 1.0 9.6 14.0 14.5 742.3 66.7 16.0
6H-1, 145–150 48.35 1.49 565 7.46 18.48 34 481 10.35 44.21 3.21 1086 518 3.3 13.3 12.3 10.6 716.0 69.9 21.8
7H-1, 145–150 57.85 0.07 565 7.38 18.85 34 481 9.75 43.86 2.58 1328 561 16.6 17.9 11.2 5.5 725.4 70.0 27.1
10H-1, 145–150 86.35 0.05 566 7.62 17.55 34 482 9.18 42.96 3.44 1289 517 15.8 19.8 13.6 5.2 728.9 72.9 21.2
13H-1, 145–150 114.85 0.36 567 7.79 16.09 33 484 9.02 41.19 4.09 1584 448 18.2 7.2 15.1 4.3 653.2 74.2 18.1
16H-1, 145–150 143.35 0.00 565 7.57 15.46 33 482 8.13 40.49 4.81 1642 499 11.5 17.1 18.8 7.6 759.7 75.8 15.8
19H-1, 145–150 171.85 0.18 569 7.48 13.69 34 487 7.91 38.47 5.61 2085 507 9.9 3.4 23.2 8.2 797.3 78.5 14.0
22H-1, 145–150 200.35 0.00 566 7.58 12.50 33 486 7.53 35.58 7.07 2252 435 12.3 5.7 26.1 8.8 797.3 84.6 12.0
25H-1, 145–150 228.85 0.10 571 7.43 7.31 33 492 7.34 32.19 7.14 2477 442 13.2 10.0 30.0 6.2 840.0 85.0 11.9
28H-1, 145–150 257.35 0.30 573 7.91 6.00 33 494 7.04 29.66 9.41 2535 411 14.3   30.5 6.9 589.2 91.8 9.8

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