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Table T10. Interstitial water geochemistry, Hole C0019E.

Core, section,
interval (cm)
Depth
(mbsf)
pH
Alkalinity (mM)
Refractive index
Salinity
Cl
(mM)
Na
(mM)
NH4
(mM)
H4SiO4 (µM)
Ca
(mM)
Mg
(mM)
Sr
(µM)
Li
(µM)
K
(mM)
PO4
(µM)
SO42–
(mM)
343-C0019E-
1R-1, 39–70 178.89 7.940 49.33 1.33947 35.4 561 444 3.21 885 7.20 51.65 107 59 10.65 95.67 3.63
4R-1, 94–111 689.44     1.33937 34.9 562 470 7.84 930 8.00 42.02 106 98 8.87 27.96 3.84
5R-2, 83–98.5 698.23     1.33931 34.5 555 465 7.59 885 7.73 41.06 109 94 8.49 32.87 3.41
6R-2, 53–74 705.85     1.33943 35.2 555 472 7.56 756 8.05 41.41 94 86 8.62 22.24 8.21
7R-1, 31–62 713.31     1.33930 34.5 558 467 7.39 695 8.11 40.91 101 91 9.33 16.63 4.16
8R-1, 0–30 720.42 7.910 35.25 1.33933 34.6 558 465 6.30 940 8.92 43.13 100 88 8.98 22.11 6.35
12R-2, 59–79 787.46     1.33940 35.0 570 472 2.62 660 11.65 44.87 91 74 9.61   10.79
13R-2, 45–70 802.26     1.33937 34.8 572 463 2.83 729 14.53 42.84 104 87 7.95 7.91 4.97
14R-1, 52.5–77 810.53     1.33913 33.5 562 453 1.89 876 15.77 40.09 102 98 8.19   3.87
15R-1, 0–21 816.50     1.33914 33.6 556 444 1.34 887 17.94 39.29 109 97 8.56   4.15
19R-1, 66.5–105 828.36 7.640 7.94 1.33931 34.5 549 436 0.44 1,116 32.73 36.69 120 101 7.50   16.03
20R-1, 45–65 831.45     1.33938 34.9 544 430 0.23 1,101 38.94 35.38 121 96 7.06 3.56 20.24

Core, section,
interval (cm)
Depth
(mbsf)
Fraction
seawater
Fraction
interstitial
water
Mn
(µM)
Br
(mM)
Br/Cl
Ba
(µM)
B
(µM)
Fe
(µM)
V
(nM)
Zn
(µM)
Rb
(nM)
Mo
(nM)
Cs
(nM)
Pb
(nM)
U
(nM)
Cu
(nM)
343-C0019E-
1R-1, 39–70 178.89 0.126 0.874 2.95 0.93 0.0017 112.6 576 3.40 145 548 1,585 547 3.59 3.75 18.26 1,010
4R-1, 94–111 689.44 0.133 0.867 2.44 1.11 0.0020 104.3 425 1.55 110 1,432 1,164 929 6.94 26.14 15.88 3,630
5R-2, 83–98.5 698.23 0.118 0.882 2.59 1.11 0.0020 123.1 482 2.05 109 1,101 1,091 1,018 6.59 37.28 9.65 21,165
6R-2, 53–74 705.85 0.284 0.716 2.22 1.04 0.0019 32.9 414 0.83 78 2,404 1,030 1,986 5.66 7.90 23.30 3,762
7R-1, 31–62 713.31 0.144 0.856 1.70 1.07 0.0019 92.2 375 0.93 89 1,397 1,111 1,604 6.32 33.35 13.24 7,236
8R-1, 0–30 720.42 0.220 0.780 3.06 1.03 0.0019 68.9 494 1.37 83 1,050 1,019 735 6.21 12.36 10.51 3,186
12R-2, 59–79 787.46     5.96 0.93 0.0016 13.9 325 0.63 87 963 1,144 1,717 6.59 14.85 14.38 1,260
13R-2, 45–70 802.26     11.70 0.96 0.0017 22.9 297 0.61 56 778 920 1,870 5.56 15.94 9.39 3,676
14R-1, 52.5–77 810.53     11.28 0.93 0.0016 32.9 300 0.58 41 1,658 906 623 4.64 8.78 5.89 1,814
15R-1, 0–21 816.50     13.21 0.93 0.0017 38.6 305 0.71 53 1,407 882 80 3.02 15.12 5.94 2,720
19R-1, 66.5–105 828.36     164.32 0.86 0.0016 1.4 426 0.63 33 3,443 654 965 2.27 7.85 47.17 4,248
20R-1, 45–65 831.45     113.22 0.87 0.0016 1.3 410 0.60 36 3,267 700 759 1.90 8.74 30.33 3,775

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