Table T18. Headspace (HS) gas concentrations, Site U1429.
|
Core, section, interval (cm) |
Top depth CSF-A (m) |
Sample type |
Sediment volume (cm3) |
CH4 (ppmv) measured |
CH4 (ppmv) normalized |
|---|---|---|---|---|---|
| 346-U1429A- | |||||
| 1H-2, 0–5 | 1.5 | HS | 3 | 0 | 0.00 |
| 2H-2, 0–5 | 7.9 | HS | 3 | 1.76 | 2.93 |
| 3H-2, 0–5 | 17.4 | HS | 3.6 | 0 | 0.00 |
| 4H-2, 0–5 | 26.9 | HS | 3.4 | 2.41 | 3.54 |
| 5H-2, 0–5 | 36.4 | HS | 3 | 5.2 | 8.67 |
| 6H-2, 0–5 | 45.9 | HS | 3.4 | 1,937.78 | 2,849.68 |
| 7H-2, 0–5 | 53.1 | HS | 3 | 6,837.98 | 11,396.63 |
| 8H-2, 0–5 | 62.56 | HS | 3 | 13,488.71 | 22,481.18 |
| 9H-2, 0–5 | 72.1 | HS | 3 | 8,794.02 | 14,656.70 |
| 10H-2, 0–5 | 81.6 | HS | 3 | 10,635.06 | 17,725.10 |
| 11H-2, 0–5 | 91.1 | HS | 3 | 11,254.57 | 18,757.62 |
| 12H-2, 0–5 | 100.6 | HS | 3 | 10,828.38 | 18,047.30 |
| 13H-2, 0–5 | 110.1 | HS | 3.1 | 7,135.92 | 11,509.55 |
| 15H-2, 0–5 | 119.6 | HS | 2.9 | 5,065.31 | 8,733.29 |
| 15H-5, 0–5 | 124.1 | HS | 3.1 | 6,149.63 | 9,918.76 |
| 16H-2, 0–5 | 129.11 | HS | 3.1 | 4,400.85 | 7,098.15 |
| 17H-2, 0–5 | 138.58 | HS | 3.2 | 5,743.78 | 8,974.66 |
| 18H-2, 0–5 | 148.1 | HS | 3 | 10,463.75 | 17,439.58 |
| 21H-2, 0–5 | 167.1 | HS | 3 | 7,150.06 | 11,916.77 |
| 22H-2, 0–5 | 176.59 | HS | 3 | 2,530.25 | 4,217.08 |
| 23H-4, 93–98 | 188.18 | HS | 3 | 3,718.59 | 6,197.65 |
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