Table T18. Headspace gas sample geochemistry, Hole U1405A.
|
Core, section, interval (cm) |
Depth (mbsf) |
Methane (ppmv) |
|---|---|---|
| 342-U1405A- | ||
| 1H-4, 0–5 | 4.50 | 1.59 |
| 2H-7, 0–5 | 15.20 | 1.65 |
| 3H-7, 0–5 | 24.75 | 1.82 |
| 4H-7, 0–5 | 34.20 | 2.13 |
| 5H-7, 0–5 | 43.70 | 2.25 |
| 6H-7, 0–5 | 53.20 | 2.29 |
| 7H-7, 0–5 | 62.20 | 2.53 |
| 8H-7, 0–5 | 72.20 | 2.42 |
| 9H-7, 0–5 | 81.70 | 2.96 |
| 10H-7, 0–5 | 91.20 | 2.48 |
| 11H-7, 0–5 | 100.70 | 2.64 |
| 12H-7, 0–5 | 109.96 | 2.70 |
| 13H-7, 0–5 | 119.70 | 2.95 |
| 14H-7, 0–5 | 129.23 | 3.20 |
| 15H-7, 0–5 | 138.71 | 2.95 |
| 16H-7, 0–5 | 148.27 | 3.45 |
| 17H-7, 0–5 | 157.70 | 2.35 |
| 18H-7, 0–5 | 166.96 | 2.57 |
| 19H-7, 0–5 | 176.40 | 2.57 |
| 20H-7, 0–5 | 185.92 | 2.88 |
| 21H-5, 0–5 | 192.27 | 2.89 |
| 22H-7, 0–5 | 205.12 | 2.99 |
| 23H-6, 0–5 | 213.20 | 2.68 |
| 24H-7, 0–5 | 223.37 | 2.96 |
| 25H-7, 0–5 | 233.32 | 3.12 |
| 26H-4, 94–99 | 237.98 | 3.32 |
| 27X-4, 0–5 | 246.40 | 3.49 |
| 28X-2, 0–5 | 252.70 | 3.07 |
| 29X-3, 0–5 | 264.10 | 2.59 |
| 30X-2, 0–5 | 271.81 | 2.54 |
| 31X-1, 0–5 | 280.30 | 2.43 |
| 32X-1, 0–5 | 289.80 | 2.43 |
| 33X-4, 0–5 | 303.70 | 3.01 |
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