Table T8. Concentrations of hydrocarbon gases in headspace gas samples, Hole U1381C.
| Core, section, interval (cm) |
Depth (mbsf) |
Methane (ppmv) |
Ethane (ppmv) |
Propane (ppmv) |
|---|---|---|---|---|
| 344-U1381C- | ||||
| 1H-2, 0–5 | 1.50 | 262 | 256 | 223 |
| 1H-4, 0–5 | 4.50 | 4.36 | 1.77 | ND |
| 1H-6, 0–5 | 7.50 | 6.30 | 2.25 | ND |
| 2H-3, 0–5 | 11.10 | 3.09 | ND | ND |
| 2H-5, 0–5 | 14.10 | 5.33 | ND | ND |
| 2H-7, 0–5 | 17.10 | 4.48 | ND | ND |
| 3H-3, 0–5 | 20.60 | 5.16 | ND | ND |
| 3H-5, 0–5 | 23.60 | 3.69 | ND | ND |
| 3H-7, 0–5 | 26.60 | 3.80 | ND | ND |
| 4H-4, 0–5 | 31.60 | 5.14 | ND | ND |
| 4H-6, 0–5 | 34.60 | 5.88 | ND | ND |
| 5H-4, 0–5 | 41.12 | 6.80 | ND | ND |
| 5H-7, 0–5 | 45.62 | 5.91 | ND | ND |
| 6H-4, 0–5 | 50.66 | 5.73 | ND | ND |
| 6H-7, 0–5 | 55.16 | 4.91 | ND | ND |
| 7H-4, 0–5 | 60.10 | 4.39 | ND | ND |
| 7H-7, 0–5 | 64.60 | 4.40 | ND | ND |
| 8H-4, 0–5 | 69.62 | 4.05 | ND | ND |
| 8H-7, 0–5 | 74.14 | 4.11 | ND | ND |
| 9H-4, 0–5 | 79.10 | 4.21 | ND | ND |
| 9H-7, 0–5 | 83.60 | 3.58 | ND | ND |
| 10H-3, 0–5 | 87.10 | 3.10 | ND | ND |
| 10H-4, 0–5 | 88.60 | 3.09 | ND | ND |
| 10H-6, 0–5 | 91.60 | 3.14 | ND | ND |
| 10H-7, 0–5 | 93.10 | 3.58 | ND | ND |
| 11H-2, 0–5 | 96.60 | 3.44 | ND | ND |
| 11H-4, 0–5 | 98.10 | 3.53 | ND | ND |
| 11H-6, 0–5 | 101.10 | ND | ND | ND |
| 11H-7, 0–5 | 102.60 | 2.13 | ND | ND |
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