Core, section, interval (cm)
|
Depth (mbsf)
|
C1
(ppmv) |
C2 (ppmv)
|
C3 (ppmv)
|
i-C4 (ppmv)
|
n-C4 (ppmv)
|
i-C5 (ppmv)
|
CO2 (ppmv)
|
O2 (ppmv)
|
N2 (ppmv)
|
C1/C2
|
---|---|---|---|---|---|---|---|---|---|---|---|
204-1249B- |
|
|
|
|
|
|
|
|
|
|
|
4A-1, 74-82 | 39.64 | 376,691 | 1,328 | 11.0 |
|
|
|
7,376 | 125,755 | 530,050 | 284 |
204-1249C- |
|
|
|
|
|
|
|
|
|
|
|
1H-1, 105-120 | 1.05 | 792,216 | 705 | 25.9 | 6.3 | 4.9 |
|
2,346 | 52,500 | 202,795 | 1,124 |
1H-1, 195-200 | 1.95 | 963,698 | 1,170 | 15.2 |
|
|
|
4,001 | 4,557 | 13,006 | 824 |
2H-1, 0-5 | 2.00 | 957,415 | 1,944 | 10.0 |
|
|
|
3,585 | 5,682 | 16,729 | 492 |
3H-1, 106-131 | 6.06 | 983,641 | 1,657 | 15.0 |
|
|
|
3,962 | 283 | 764 | 594 |
4H-2, 62-72 | 15.95 | 169,544 | 301 |
|
|
|
|
1,525 | 151,364 | 628,845 | 563 |
4H-3, 57-59 | 16.62 | 939,133 | 3,457 | 28.0 |
|
|
|
|
|
|
272 |
4H-4, 70-81 | 17.34 | 616,696 | 1,430 | 14.0 | 3.2 |
|
|
4,961 | 76,142 | 296,540 | 431 |
204-1249D- |
|
|
|
|
|
|
|
|
|
|
|
1H-CC | 2.11 | 507,255 | 792 | 25.4 |
|
|
|
2,348 | 61,151 | 234,535 | 640 |
3H-1, 150-160 | 10.50 | 813,647 | 1,163 |
|
|
|
|
28,658 | 2,941 | 100,062 | 699 |
204-1249E- |
|
|
|
|
|
|
|
|
|
|
|
1H-1, 0-10 | 0.00 | 502,708 | 673 |
|
14.5 | 5.4 |
|
1,277 | 371,203 | 95,665 | 746 |
3H-2, 70-80 | 10.70 | 898,742 | 905 | 30.6 |
|
|
|
6,904 | 4,126 | 59,792 | 993 |
204-1249F- |
|
|
|
|
|
|
|
|
|
|
|
1H-1, 0-20* | 0.00 | 924,696 | 1,029 |
|
|
|
|
2,046 | 1,561 | 45,097 | 898 |
5H-1, 64-70 | 16.14 | 510,840 | 849 |
|
6.8 |
|
|
3,600 | 23,439 | 102,073 | 602 |
6H-1, 100-110 | 17.50 | 969,616 | 2,754 | 17.1 |
|
|
|
5,144 | 19 | 1,112 | 352 |
6H-1, 100-110* | 17.50 | 969,542 | 3,599 | 32.7 |
|
|
|
|
|
|
269 |
8H-2, 117-127 | 32.99 | 972,969 | 2,259 | 15.5 | 13.5 |
|
|
5,214 | 71 | 2,382 | 431 |
Notes: * = pure gas hydrate sample (minimal contamination from sediment). C1 = methane, C2 = ethane, C3 = propane, i-C4 = isobutane, n-C4 = normal butane, i-C5 = iso-pentane, H2S = hydrogen sulfide, CO2 = carbon dioxide, O2 = oxygen, N2 = nitrogen.