Table T18. Geochemistry of headspace gas samples, Hole U1407A.
Core, section, interval (cm) |
Depth (mbsf) |
Methane (ppmv) |
---|---|---|
342-U1407A- | ||
1H-5, 0–5 | 6.00 | 1.56 |
2H-4, 0–5 | 11.10 | 1.41 |
3H-7, 0–5 | 24.80 | 2.08 |
4H-7, 0–5 | 34.50 | 1.86 |
5H-7, 0–5 | 44.30 | 2.01 |
6H-7, 0–5 | 53.80 | 2.05 |
7H-7, 0–5 | 63.30 | 2.03 |
8H-7, 0–5 | 72.80 | 2.62 |
9H-7, 0–5 | 82.30 | 2.51 |
10H-7, 0–5 | 91.50 | 2.30 |
11H-7, 0–5 | 101.30 | 2.32 |
16X-2, 0–5 | 123.40 | 4.12 |
17X-1, 0–5 | 126.30 | 2.34 |
18X-3, 0–5 | 138.90 | 3.17 |
19X-3, 0–5 | 148.31 | 3.38 |
20X-7, 0–5 | 163.90 | 2.89 |
21X-5, 0–5 | 170.70 | 2.85 |
22X-5, 0–5 | 180.30 | 2.25 |
23X-6, 0–5 | 191.40 | 2.96 |
24X-4, 0–5 | 198.00 | 2.49 |
25X-3, 0–5 | 205.66 | 2.81 |
27X-6, 0–5 | 229.80 | 1.86 |
28X-6, 0–5 | 239.00 | 1.84 |
29X-6, 0–5 | 249.00 | 2.09 |
30X-6, 0–5 | 258.09 | 1.90 |
31X-5, 0–5 | 266.70 | 1.81 |
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