Research Article
Early Diagenesis Records and Pore Water Composition of Methane-Seep Sediments from the Southeast Hainan Basin, South China Sea
Table 2
Pore water chemical composition for the analysed core from the Southeast Hainan Basin (mg/dm3).
| | Depth (cm) | | | | | | | | | |
| | 20 | 0.0 | 585.1 | 1465.9 | 510.1 | 17.7 | 28.8 | 3.0 | 71.4 | 2559.5 | | 35 | 0.0 | 561.4 | 1421.1 | 529.1 | 17.2 | 19.9 | 2.7 | 69.3 | 2496.8 | | 85 | 0.0 | 588.1 | 1448.6 | 487.3 | 16.8 | 45.6 | 3.0 | 70.8 | 2447.2 | | 100 | 0.0 | 571.2 | 1393.3 | 466.7 | 15.8 | 36.6 | 4.4 | 69.7 | 2308.3 | | 200 | 0.0 | 592.1 | 1446.4 | 469.2 | 9.0 | 35.7 | 4.2 | 79.1 | 2423.1 | | 216 | 0.0 | 558.9 | 1342.0 | 429.9 | 8.5 | 30.5 | 3.2 | 65.3 | 2199.2 | | 230 | 0.0 | 592.8 | 1412.7 | 461.5 | 8.8 | 48.7 | 3.0 | 68.1 | 2323.2 | | 320 | 0.0 | 674.6 | 1521.3 | 431.2 | 7.5 | 18.1 | 4.1 | 71.5 | 2014.3 | | 336 | 10.7 | 558.5 | 1412.9 | 439.9 | 8.0 | 27.0 | 3.5 | 75.4 | 2175.8 | | 355 | 0.0 | 565.9 | 1460.6 | 466.5 | 8.8 | 46.9 | 3.1 | 78.5 | 2199.9 | | 380 | 26.4 | 552.7 | 1424.1 | 429.8 | 7.8 | 18.0 | 3.0 | 67.8 | 2170.3 | | 395 | 22.8 | 595.4 | 1415.8 | 423.2 | 7.9 | 28.6 | 3.2 | 76.0 | 2173.7 | | 415 | 15.7 | 546.4 | 1406.7 | 439.1 | 8.9 | 53.2 | 3.7 | 71.8 | 2074.6 | | 440 | 44.7 | 537.8 | 1375.7 | 412.3 | 12.0 | 22.2 | 3.0 | 72.7 | 2085.0 | | 450 | 55.5 | 579.6 | 1421.8 | 412.7 | 7.6 | 9.0 | 3.8 | 77.6 | 2163.3 | | 465 | 53.6 | 550.5 | 1434.4 | 425.2 | 8.0 | 14.4 | 4.7 | 79.2 | 2078.0 | | 475 | 61.3 | 595.2 | 1407.1 | 363.0 | 7.3 | 25.2 | 4.1 | 72.6 | 2153.7 |
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