Press to Close

Table T12. Interstitial water chemistry at Site 1090. (Continued on next page.)

Core, section,
interval (cm) 		Depth
(mbsf) 		pH Method Alkalinity
(mM) 		Method Salinity

Method

Cl
(mM)

Method SO4
(mM) 		Method Na
(mM) 		Method Mg
(mM) 		Method Ca
(mM) 		Method
                                   
177-1090B-                                  
1H-2, 95-100 2.4 7.91 ISE 3.063 T 35.5 R 555 T 27.44 I 480 CB 50.5 I 10.5 I
2H-4, 145-150 10.2 7.47 ISE 3.576 T 35.5 R 561 T 27.57 I 483 CB 51.3 I 11.1 I
3H-4, 145-150 19.7 7.73 ISE 3.763 T 35.5 R 562 T 27.15 I 483 CB 51.0 I 11.5 I
4H-4, 145-150 29.2 7.68 ISE 4.122 T 35.5 R 564 T 25.89 I 483 CB 50.6 I 12.2 I
5H-3, 115-120 36.9 7.48 ISE 3.766 T 35.5 R 563 T 25.90 I 482 CB 49.9 I 12.5 I
6H-4, 145-150 48.2 7.50 ISE 3.727 T 35.5 R 562 T 26.04 I 480 CB 49.7 I 13.1 I
7H-4, 145-150 57.7 7.53 ISE 3.587 T 35.0 R 562 T 26.27 I 481 CB 49.3 I 13.4 I
8H-3, 140-150 65.7 7.61 ISE 3.341 T 35.0 R 558 T 26.30 I 477 CB 48.0 I 14.6 I
9H-4, 140-150 76.7 7.68 ISE 3.445 T 34.5 R 557 T 25.41 I 471 CB 48.9 I 15.0 I
10H-4, 140-150 86.2 7.58 ISE 3.162 T 34.5 R 562 T 25.41 I 480 CB 47.5 I 15.0 I
11H-4, 140-150 95.7 7.59 ISE 3.212 T 35.0 R 563 T 26.86 I 478 CB 48.8 I 15.9 I
12H-4, 140-150 105.2 7.58 ISE 3.041 T 35.0 R 559 T 25.62 I 474 CB 47.6 I 16.1 I
13H-4, 145-150 114.7 7.43 ISE 3.398 T 35.0 R 559 T 25.82 I 476 CB 46.3 I 16.7 I
14H-4, 145-150 124.2 7.58 ISE 3.112 T 35.5 R 563 T 24.92 I 477 CB 46.2 I 17.2 I
15H-4, 145-150 133.7 7.56 ISE 2.987 T 35.5 R 564 T 25.16 I 478 CB 46.2 I 17.7 I
16H-4, 145-150 143.2 7.56 ISE 2.926 T 35.5 R 562 T 25.59 I 476 CB 45.9 I 18.4 I
17H-3, 145-150 151.2 7.57 ISE 3.129 T 35.5 R 563 T 25.30 I 479 CB 45.0 I 18.3 I
18H-4, 145-150 162.2 7.64 ISE 3.123 T 35.5 R 562 T 25.03 I 475 CB 44.8 I 19.8 I
19H-4, 140-150 171.7 7.54 ISE 2.738 T 35.5 R 564 T 25.54 I 479 CB 44.6 I 19.5 I
20H-4, 140-150 181.1 7.48 ISE 2.901 T 35.5 R 564 T 25.21 I 478 CB 44.7 I 19.9 I
21X-4, 140-150 190.7 7.72 ISE 2.784 T 35.5 R 563 T 24.75 I 479 CB 43.6 I 19.5 I
22X-4, 140-150 200.4 7.57 ISE 2.811 T 35.5 R 562 T 24.20 I 474 CB 44.2 I 20.5 I
23X-3, 140-150 208.6 7.26 ISE 2.780 T 35.5 R 564 T 25.14 I 478 CB 43.8 I 20.5 I
24X-4, 140-150 219.8 7.48 ISE 2.433 T 35.0 R 565 T 24.86 I 480 CB 43.9 I 19.7 I
25X-4, 140-150 229.5 7.27 ISE 2.599 T 35.0 R 566 T 24.81 I 482 CB 43.3 I 20.1 I
26X-4, 140-150 239.2 7.62 ISE 2.530 T 35.0 R 565 T 25.73 I 482 CB 43.6 I 20.2 I
28X-4, 145-150 258.6 7.72 ISE 2.557 T 35.5 R 565 T 24.46 I 480 CB 42.9 I 20.2 I
32X-1, 140-150 292.9 7.85 ISE 2.007 T 35.5 R 571 T 20.61 I 484 CB 25.4 I 35.7 I
34X-4, 140-150 307.1 7.80 ISE 1.267 T 35.0 R 571 T 18.97 I 480 CB 25.5 I 35.8 I
35X-4, 145-150 316.8 7.26 ISE 1.101 T 35.5 R 572 T 19.40 I 482 CB 26.0 I 35.2 I
36X-4, 140-150 326.4 7.60 ISE 1.111 T 35.5 R   T 19.75 I   CB 26.9 I 34.1 I
38X-4, 140-150 345.6 7.65 ISE 1.707 T 35.5 R 573 T 19.51 I 487 CB 24.7 I 34.9 I
40X-4, 140-150 364.8 7.60 ISE 1.623 T 35.5 R 573 T 17.64 I 481 CB 24.5 I 36.3 I
43X-4, 140-150 392.3 7.61 ISE 1.819 T 35.5 R 574 T 18.33 I 487 CB 22.8 I 36.1 I

Note: Method abbreviations: ISE = ion selective electrode, T = titration, R = refractometer, I = ion chromatography, CB = charge balance calculation, S = spectrophotometry, AAS = atomic absorption spectrometry, AES = atomic emission spectrometry.

Press to Close