Table T18. Headspace gas composition, Site 1172.
Hole, core,
section |
Depth
(mbsf) |
C1
(ppmv) |
C2
(ppmv) |
C3
(ppmv) |
---|---|---|---|---|
189-1172A- | ||||
1H-4 | 4.50 | 2 | 0 | 0 |
2H-4 | 10.80 | 2 | 0 | 0 |
3H-4 | 20.30 | 2 | 0 | 0 |
4H-4 | 29.80 | 3 | 0 | 0 |
5H-4 | 39.30 | 3 | 0 | 0 |
6H-4 | 48.80 | 2 | 0 | 0 |
7H-4 | 58.30 | 2 | 0 | 0 |
8H-4 | 67.80 | 3 | 0 | 0 |
9H-4 | 77.30 | 2 | 0 | 0 |
10H-4 | 86.80 | 3 | 0 | 0 |
11H-4 | 96.30 | 4 | 0 | 0 |
12H-4 | 105.80 | 4 | 0 | 0 |
13H-4 | 115.30 | 3 | 0 | 0 |
14H-4 | 124.80 | 4 | 0 | 0 |
15H-4 | 134.30 | 2 | 0 | 0 |
16H-4 | 143.80 | 2 | 0 | 0 |
17H-4 | 153.30 | 2 | 0 | 0 |
18H-4 | 162.80 | 2 | 0 | 0 |
19H-4 | 172.30 | 2 | 0 | 0 |
20H-4 | 181.80 | 2 | 0 | 0 |
21H-4 | 191.30 | 12 | 0 | 0 |
22H-4 | 200.80 | 2 | 0 | 0 |
23H-4 | 210.30 | 3 | 0 | 0 |
24H-4 | 219.80 | 3 | 0 | 0 |
25X-2 | 226.30 | 2 | 0 | 0 |
26X-3 | 233.10 | 2 | 0 | 0 |
27X-4 | 244.20 | 3 | 0 | 0 |
28X-3 | 252.30 | 5 | 0 | 0 |
29X-4 | 263.40 | 4 | 0 | 0 |
30X-4 | 272.50 | 3 | 0 | 0 |
31X-4 | 282.10 | 3 | 0 | 0 |
32X-4 | 291.70 | 2 | 0 | 0 |
33X-4 | 301.30 | 3 | 0 | 0 |
34X-4 | 311.00 | 2 | 0 | 0 |
35X-4 | 320.60 | 4 | 0 | 0 |
36X-4 | 330.20 | 4 | 0 | 0 |
37X-4 | 339.80 | 2 | 0 | 0 |
38X-4 | 349.40 | 2 | 0 | 0 |
39X-4 | 359.10 | 10 | 0 | 0 |
40X-4 | 368.70 | 2 | 0 | 0 |
41X-4 | 378.30 | 2 | 0 | 0 |
42X-4 | 387.90 | 2 | 0 | 0 |
43X-4 | 397.50 | 2 | 0 | 0 |
44X-4 | 407.10 | 2 | 0 | 0 |
45X-4 | 416.70 | 2 | 0 | 0 |
46X-4 | 426.30 | 2 | 0 | 0 |
47X-4 | 435.90 | 2 | 0 | 0 |
48X-4 | 445.50 | 9 | 0 | 0 |
49X-4 | 455.10 | 2 | 0 | 0 |
51X-4 | 474.30 | 4 | 0 | 0 |
53X-4 | 493.50 | 5 | 0 | 0 |
54X-4 | 503.10 | 21 | 15 | 14 |
55X-1 | 508.30 | 5 | 0 | 0 |
56X-CC | 518.00 | 4 | 0 | 0 |
189-1172D- | ||||
4R-4 | 501.90 | 3 | 0 | 0 |
5R-4 | 511.50 | 3 | 0 | 0 |
6R-4 | 521.10 | 4 | 0 | 0 |
7R-4 | 530.70 | 5 | 0 | 0 |
8R-4 | 540.30 | 11 | 0 | 0 |
9R-4 | 549.90 | 10 | 0 | 0 |
10R-4 | 559.60 | 10 | 0 | 0 |
11R-4 | 569.20 | 24 | 0 | 0 |
12R-4 | 578.80 | 24 | 0 | 0 |
13R-4 | 588.40 | 24 | 0 | 0 |
14R-4 | 598.00 | 31 | 0 | 0 |
15R-4 | 607.60 | 28 | 1 | 0 |
16R-4 | 617.20 | 31 | 1 | 0 |
17R-4 | 626.80 | 33 | 2 | 0 |
18R-4 | 636.40 | 17 | 0 | 0 |
19R-3 | 644.50 | 19 | 1 | 0 |
20R-4 | 655.60 | 34 | 1 | 0 |
21R-4 | 665.20 | 44 | 2 | 0 |
22R-2 | 671.80 | 51 | 2 | 0 |
23R-2 | 681.50 | 36 | 1 | 0 |
24R-2 | 691.20 | 19 | 1 | 0 |
25R-4 | 703.80 | 91 | 3 | 0 |
27R-4 | 722.70 | 91 | 3 | 0 |
28R-4 | 732.60 | 129 | 4 | 0 |
29R-4 | 742.20 | 84 | 2 | 0 |
30R-CC | 747.40 | 135 | 3 | 0 |
31R-4 | 761.40 | 185 | 4 | 0 |
Notes: C1 = methane, C2 = ethane, C3 = propane. ppmv = parts per million by volume.