Table T12. Interstitial water chemistry from shipboard measurements at Site 1092. (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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
177-1092A- | |||||||||||||||
1H-4, 145-150 | 5.98 | 7.89 | ISE | 2.739 | T | 35.5 | R | 555 | T | 28.7 | I | 474 | CB | 53.7 | I |
2H-3, 145-150 | 12.48 | 7.76 | ISE | 3.162 | T | 35.5 | R | 560 | T | 27.3 | I | 475 | CB | 54.3 | I |
3H-4, 145-150 | 23.48 | 7.90 | ISE | 2.514 | T | 35.5 | R | 561 | T | 28.8 | I | 478 | CB | 54.3 | I |
4H-4, 145-150 | 32.98 | 7.77 | ISE | 3.238 | T | 35.5 | R | 563 | T | 27.2 | I | 477 | CB | 54.2 | I |
5H-4, 145-150 | 42.48 | 7.50 | ISE | 3.125 | T | 35.5 | R | 563 | T | 27.5 | I | 480 | CB | 53.4 | I |
6H-4, 145-150 | 51.98 | 7.46 | ISE | 3.478 | T | 35.5 | R | 564 | T | 26.6 | I | 480 | CB | 52.3 | I |
7H-4, 140-150 | 61.45 | 7.57 | ISE | 3.394 | T | 35.5 | R | 563 | T | 27.5 | I | 481 | CB | 52.1 | I |
8H-4, 140-150 | 70.95 | 7.72 | ISE | 3.535 | T | 35.5 | R | 561 | T | 26.8 | I | 478 | CB | 52.0 | I |
9H-4, 140-150 | 80.45 | 7.44 | ISE | 3.304 | T | 35.5 | R | 562 | T | 27.9 | I | 482 | CB | 51.3 | I |
10H-4, 140-150 | 89.95 | 7.45 | ISE | 3.695 | T | 35.5 | R | 562 | T | 26.4 | I | 480 | CB | 50.6 | I |
11H-4, 140-150 | 99.45 | 7.53 | ISE | 3.304 | T | 35.5 | R | 561 | T | 26.0 | I | 479 | CB | 49.6 | I |
12H-4, 140-150 | 108.95 | 7.31 | ISE | 3.816 | T | 35.5 | R | 562 | T | 26.6 | I | 481 | CB | 49.7 | I |
13H-4, 140-150 | 118.45 | 7.53 | ISE | 3.751 | T | 35.0 | R | 562 | T | 25.4 | I | 479 | CB | 49.1 | I |
14H-4, 140-150 | 127.95 | 7.62 | ISE | 3.871 | T | 35.5 | R | 561 | T | 24.9 | I | 474 | CB | 50.3 | I |
15H-4, 140-150 | 137.45 | 7.45 | ISE | 3.987 | T | 35.5 | R | 562 | T | 25.6 | I | 481 | CB | 48.2 | I |
16H-4, 140-150 | 146.95 | 7.57 | ISE | 3.987 | T | 35.5 | R | 563 | T | 25.8 | I | 482 | CB | 47.8 | I |
17H-4, 140-150 | 155.88 | 7.53 | ISE | 3.952 | T | 35.5 | R | 562 | T | 25.5 | I | 479 | CB | 48.4 | I |
18H-4, 140-150 | 165.95 | 7.60 | ISE | 3.915 | T | 35.5 | R | 562 | T | 25.6 | I | 481 | CB | 47.9 | I |
19H-3, 140-150 | 173.95 | 7.60 | ISE | 3.914 | T | 35.5 | R | 564 | T | 25.8 | I | 482 | CB | 48.0 | I |
20H-3, 140-150 | 183.45 | 7.63 | ISE | 3.931 | T | 35.5 | R | 566 | T | 25.0 | I | 482 | CB | 47.9 | 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.