Table T11. Headspace gas analysis, Hole U1320A.
| Core, section, interval (cm) |
Depth (mbsf) |
Headspace gas (ppmv) | C1/C2 ratio |
||
|---|---|---|---|---|---|
| Methane | Ethane | Ethylene | |||
| 308-U1320A- | |||||
| 1H-2, 0–5 | 1.5 | 2.6 | 0.0 | 0.0 | |
| 2H-5, 0–5 | 10.5 | 2.2 | 0.0 | 0.0 | |
| 3H-6, 0–5 | 21.5 | 7,624 | 0.0 | 0.0 | |
| 4H-5, 0–5 | 29.5 | 3,163 | 0.0 | 0.0 | |
| 5H-6, 0–5 | 40.5 | 1,546 | 0.0 | 0.0 | |
| 6H-4, 0–5 | 47.0 | 878.1 | 0.0 | 0.0 | |
| 7H-6, 0–5 | 59.5 | 3,336 | 0.0 | 0.0 | |
| 8H-3, 0–5 | 63.6 | 638.5 | 0.0 | 0.0 | |
| 9H-2, 0–5 | 68.8 | 1,169 | 0.0 | 0.0 | |
| 11X-2, 0–5 | 79.3 | 18,333 | 0.0 | 0.0 | |
| 12X-4, 0–5 | 92.4 | 9,485 | 0.0 | 0.0 | |
| 14X-4, 0–5 | 111.6 | 21,135 | 0.0 | 0.0 | |
| 15X-5, 0–5 | 122.7 | 57,714 | 1.3 | 0.0 | 44,396 |
| 16X-5, 0–5 | 132.3 | 40,278 | 1.2 | 0.0 | 33,565 |
| 17X-5, 0–5 | 141.2 | 50,114 | 1.6 | 0.0 | 31,321 |
| 18X-5, 0–5 | 151.6 | 11,436 | 0.0 | 0.0 | |
| 19X-4, 0– 5 | 159.7 | 5,994 | 0.0 | 0.0 | |
| 21X-1, 0–5 | 174.4 | 2,933 | 0.0 | 0.0 | |
| 22X-5, 0–5 | 190.1 | 1,281 | 0.0 | 0.0 | |
| 23X-5, 0–5 | 199.8 | 813.4 | 0.0 | 0.0 | |
| 24X-4, 0–5 | 207.9 | 622.4 | 0.0 | 0.0 | |
| 25X-5, 0–5 | 219.0 | 274.0 | 0.0 | 0.0 | |
| 26X-5, 0–5 | 228.4 | 8,067 | 1.9 | 0.0 | 4,246 |
| 27X-5, 0–5 | 238.2 | 5,272 | 1.1 | 0.0 | 4,792 |
| 28X-5, 0–5 | 247.9 | 6,438 | 0.0 | 0.0 | |
| 29X-5, 0–5 | 257.5 | 8,902 | 1.6 | 0.0 | 5,564 |
| 30X-4, 0–5 | 265.6 | 12,662 | 1.9 | 0.6 | 6,664 |
| 31X-4, 0–5 | 275.2 | 15,049 | 1.9 | 0.0 | 7,921 |
| 32X-4, 0–5 | 284.8 | 9,541 | 0.0 | 0.0 | |
| 33X-4, 0–5 | 294.4 | 10,992 | 1.4 | 0.0 | 7,851 |
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