Table T19. Geochemistry of headspace gas samples, Hole U1409A.
Core, section, interval (cm) |
Depth (mbsf) |
Methane (ppmv) |
---|---|---|
342-U1409-A | ||
1H-1, 0–5 | 0.00 | 1.79 |
2H-7, 0–5 | 10.00 | 2.21 |
3H-7, 0–5 | 19.60 | 2.16 |
4H-7, 0–5 | 29.10 | 2.12 |
5H-6, 0–5 | 37.10 | 2.26 |
6H-7, 0–5 | 48.10 | 2.34 |
7H-7, 0–5 | 57.62 | 2.48 |
8H-7, 0–5 | 67.10 | 2.98 |
9H-7, 0–5 | 76.61 | 3.03 |
10H-7, 0–5 | 86.01 | 2.84 |
11H-7, 0–5 | 95.60 | 3.37 |
12H-7, 0–5 | 105.10 | 3.91 |
13H-7, 0–5 | 114.44 | 4.19 |
14H-7, 0–5 | 124.10 | 3.82 |
16H-1, 0–5 | 126.10 | 3.49 |
17X-3, 0–5 | 130.00 | 3.38 |
18X-5, 0–5 | 137.60 | 4.27 |
20X-7, 0–5 | 159.72 | 4.61 |
21X-2, 0–5 | 161.90 | 3.67 |
22X-7, 0–5 | 178.61 | 4.64 |
23X-6, 0–5 | 187.10 | 4.11 |
24X-5, 0–5 | 195.20 | 2.89 |
26X-1, 0–5 | 199.30 | 6.43 |
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